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[35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.04.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:04:43 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:40 +0000 Subject: [PATCH v3 01/26] media: pci: mgb4: Refactor struct resources Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-1-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 The struct resource end field signifies the end address not the relative offset from the start field i.e size == (end - start) + 1. Amend the .end field to specify the end address not the relative size from the offset as is currently given. Fixes cocci check: drivers/media/pci/mgb4/mgb4_regs.c:13:22-25: WARNING: Suspicious code. resource_size is maybe missing with res Reviewed-by: Martin Tůma Reviewed-by: Bryan O'Donoghue Signed-off-by: Ricardo Ribalda --- drivers/media/pci/mgb4/mgb4_core.c | 4 ++-- drivers/media/pci/mgb4/mgb4_regs.c | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/media/pci/mgb4/mgb4_core.c b/drivers/media/pci/mgb4/mgb4_core.c index 9bcf10a77fd3..60498a5abebf 100644 --- a/drivers/media/pci/mgb4/mgb4_core.c +++ b/drivers/media/pci/mgb4/mgb4_core.c @@ -493,13 +493,13 @@ static int mgb4_probe(struct pci_dev *pdev, const struct pci_device_id *id) struct mgb4_dev *mgbdev; struct resource video = { .start = 0x0, - .end = 0x100, + .end = 0xff, .flags = IORESOURCE_MEM, .name = "mgb4-video", }; struct resource cmt = { .start = 0x1000, - .end = 0x1800, + .end = 0x17ff, .flags = IORESOURCE_MEM, .name = "mgb4-cmt", }; diff --git a/drivers/media/pci/mgb4/mgb4_regs.c b/drivers/media/pci/mgb4/mgb4_regs.c index 53d4e4503a74..31befd722d72 100644 --- a/drivers/media/pci/mgb4/mgb4_regs.c +++ b/drivers/media/pci/mgb4/mgb4_regs.c @@ -10,7 +10,7 @@ int mgb4_regs_map(struct resource *res, struct mgb4_regs *regs) { regs->mapbase = res->start; - regs->mapsize = res->end - res->start; + regs->mapsize = resource_size(res); if (!request_mem_region(regs->mapbase, regs->mapsize, res->name)) return -EINVAL; From patchwork Mon Apr 29 15:04:41 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647100 Received: from mail-qk1-f179.google.com (mail-qk1-f179.google.com [209.85.222.179]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EC6FE81745 for ; Mon, 29 Apr 2024 15:04:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.179 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403087; cv=none; b=BhOpRaDTeT1lKPhp/O/ureNWB5/VAbKv4RqzIT/VYetUUsr51ZzXoZpYiE0aZHSzDk6/7UfuN9qIucsmbbFZFEyjV/IStrWsaPTWxn702tmPZQ5dneq+4rNQV6pLB+/oQT0p++WuIR4ykMz+zoDGhKoKlHGt87yanYgTWDdSJsA= ARC-Message-Signature: i=1; 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[35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.04.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:04:44 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:41 +0000 Subject: [PATCH v3 02/26] media: stb0899: Simplify check Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-2-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 chip_id is an unsigned number, it can never be < 0 Fixes cocci check: drivers/media/dvb-frontends/stb0899_drv.c:1280:8-15: WARNING: Unsigned expression compared with zero: chip_id > 0 Reviewed-by: Bryan O'Donoghue Signed-off-by: Ricardo Ribalda --- drivers/media/dvb-frontends/stb0899_drv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/dvb-frontends/stb0899_drv.c b/drivers/media/dvb-frontends/stb0899_drv.c index 2f4d8fb400cd..35634f9a8ab5 100644 --- a/drivers/media/dvb-frontends/stb0899_drv.c +++ b/drivers/media/dvb-frontends/stb0899_drv.c @@ -1277,7 +1277,7 @@ static int stb0899_get_dev_id(struct stb0899_state *state) dprintk(state->verbose, FE_ERROR, 1, "Demodulator Core ID=[%s], Version=[%d]", (char *) &demod_str, demod_ver); CONVERT32(STB0899_READ_S2REG(STB0899_S2FEC, FEC_CORE_ID_REG), (char *)&fec_str); fec_ver = STB0899_READ_S2REG(STB0899_S2FEC, FEC_VER_ID_REG); - if (! (chip_id > 0)) { + if (!chip_id) { dprintk(state->verbose, FE_ERROR, 1, "couldn't find a STB 0899"); return -ENODEV; From patchwork Mon Apr 29 15:04:42 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647101 Received: from mail-qk1-f178.google.com (mail-qk1-f178.google.com [209.85.222.178]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F38BB823A9 for ; Mon, 29 Apr 2024 15:04:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.178 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403088; cv=none; b=EKotr/xsoPoFAO8C6Hmh88QNmlQAH7HI2pn2XjDtNIOTPHQ6yEPz0KUuW1J9a8kGSiAa/R2fUeB7LHWWveklW2NyoIOMxl7XAWI0O0XdHzZ43uUbbMGIgT4go5ZPXkdBxnPHl8LmJ9n1+OnKwWc/MSK1F0DK0tzZbluqYs++LGk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403088; c=relaxed/simple; bh=UpkuwpE5lY66Xa4Nn/rujZeYYKiNpRP8DFHIWTreAho=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=c9WOiBEzkibSq8mVsqrs5Ta+vdfDBJANnm1b591+mm6lClAZLTyMt50/NipVGV6ZTGTQzmgo0jeTMgvfcG+Y0kQcrYa3yDLhEVq+Y/i3LXHQI09B8wVdBxEV889P3EbJ2BkWq/Y+sQuijc0bUAfSU3K6ngn94mb21YR+u+2zt9M= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=eqQXbsD9; arc=none smtp.client-ip=209.85.222.178 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="eqQXbsD9" Received: by mail-qk1-f178.google.com with SMTP id af79cd13be357-790eedf44faso116836385a.3 for ; Mon, 29 Apr 2024 08:04:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1714403086; x=1715007886; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=fm7JWuSLrjUxnTtxzzsVfK/l2tiOhulSLLxdjSxChR4=; b=eqQXbsD9uqSZLNNwhn6UATcL3rFHjD8hbgwpvhbrVaponwIUPf+mSFYPbWu+EBY0OL 3pKiLh+N7//lLCA+w/eM0p//UUGwRxAw0+rSHKb2A8UFaAGYHlU3mnJM9DEBCZbgyGht nMCUbD/dbAAnsOuWtIp6gG3w5wMukUsBexM6A= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714403086; x=1715007886; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=fm7JWuSLrjUxnTtxzzsVfK/l2tiOhulSLLxdjSxChR4=; b=M0G15TzJm0MYw7a+3pL5T6QxLB67/iEivB7YEW5BT3P14UBFMqEugKKQFC/akA0p6E L2YX52IfyKTr8YbfyrSJyfLc/XJrAiRSBCGcaTPoLAcGeA0bPWW0lk6f7t4wfN4NUj77 tbAxuwOO7XhO44JGM7GVJRzd3/IndXxbCzDzy2OZB0MJpNs4rAGLmPLV8VYr0WfntywA a9hzqj1SkTUaj51ggGS9iO1jYVu9KJnC2qG1HgPng3G5ZXoFaZp0FOaMggbYohKjuiIB T9guNLsGlaMX4qCATmWuYJqS5dOQcSb+1tlwxWBElTN5FX9G50AW2y6NZoy7aDHSMGwy lJvg== X-Forwarded-Encrypted: i=1; AJvYcCXLraGuG8pYWASUh5jAHgU+Px37Ky7XMQrRADMwsTkwAGnd7iHnjMv4WfYA3KJHz2SEunBXDqs9THYJ8e4QK/akGdSY+46sn2Ail6vTew== X-Gm-Message-State: AOJu0YwN2N0RSNVeNSTHm8Fw4MBtoXYMzpv71jT4QzEIBUpDX/kusuBc 2rx4OY+LunRbg63EAHyF0NE1S8j3GiBdOQVi5O+0V5f8FO20xpMnV4tgI6616w== X-Google-Smtp-Source: AGHT+IGYSDsYF7fAd+WjRxR8fXXmBkGXpeoZ1JSQ7zAf0MZgzOcQzU6WrlcwakVFv0Bl8su7Ntb5Aw== X-Received: by 2002:a05:620a:448b:b0:790:f6ba:4976 with SMTP id x11-20020a05620a448b00b00790f6ba4976mr3869599qkp.71.1714403085870; Mon, 29 Apr 2024 08:04:45 -0700 (PDT) Received: from denia.c.googlers.com (114.152.245.35.bc.googleusercontent.com. [35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.04.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:04:45 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:42 +0000 Subject: [PATCH v3 03/26] media: uvcvideo: Refactor iterators Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-3-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda , Sergey Senozhatsky X-Mailer: b4 0.12.4 Avoid using the iterators after the list_for_each() constructs. This patch should be a NOP, but makes cocci, happier: drivers/media/usb/uvc/uvc_ctrl.c:1861:44-50: ERROR: invalid reference to the index variable of the iterator on line 1850 drivers/media/usb/uvc/uvc_ctrl.c:2195:17-23: ERROR: invalid reference to the index variable of the iterator on line 2179 Reviewed-by: Sergey Senozhatsky Reviewed-by: Laurent Pinchart Signed-off-by: Ricardo Ribalda --- drivers/media/usb/uvc/uvc_ctrl.c | 24 +++++++++++++----------- 1 file changed, 13 insertions(+), 11 deletions(-) diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c index e59a463c2761..a4a987913430 100644 --- a/drivers/media/usb/uvc/uvc_ctrl.c +++ b/drivers/media/usb/uvc/uvc_ctrl.c @@ -1850,16 +1850,18 @@ int __uvc_ctrl_commit(struct uvc_fh *handle, int rollback, list_for_each_entry(entity, &chain->entities, chain) { ret = uvc_ctrl_commit_entity(chain->dev, entity, rollback, &err_ctrl); - if (ret < 0) + if (ret < 0) { + if (ctrls) + ctrls->error_idx = + uvc_ctrl_find_ctrl_idx(entity, ctrls, + err_ctrl); goto done; + } } if (!rollback) uvc_ctrl_send_events(handle, ctrls->controls, ctrls->count); done: - if (ret < 0 && ctrls) - ctrls->error_idx = uvc_ctrl_find_ctrl_idx(entity, ctrls, - err_ctrl); mutex_unlock(&chain->ctrl_mutex); return ret; } @@ -2165,7 +2167,7 @@ static int uvc_ctrl_init_xu_ctrl(struct uvc_device *dev, int uvc_xu_ctrl_query(struct uvc_video_chain *chain, struct uvc_xu_control_query *xqry) { - struct uvc_entity *entity; + struct uvc_entity *entity, *iter; struct uvc_control *ctrl; unsigned int i; bool found; @@ -2175,16 +2177,16 @@ int uvc_xu_ctrl_query(struct uvc_video_chain *chain, int ret; /* Find the extension unit. */ - found = false; - list_for_each_entry(entity, &chain->entities, chain) { - if (UVC_ENTITY_TYPE(entity) == UVC_VC_EXTENSION_UNIT && - entity->id == xqry->unit) { - found = true; + entity = NULL; + list_for_each_entry(iter, &chain->entities, chain) { + if (UVC_ENTITY_TYPE(iter) == UVC_VC_EXTENSION_UNIT && + iter->id == xqry->unit) { + entity = iter; break; } } - if (!found) { + if (!entity) { uvc_dbg(chain->dev, CONTROL, "Extension unit %u not found\n", xqry->unit); return -ENOENT; From patchwork Mon Apr 29 15:04:43 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647102 Received: from mail-qk1-f178.google.com (mail-qk1-f178.google.com [209.85.222.178]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4080582C6C for ; Mon, 29 Apr 2024 15:04:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.178 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403090; cv=none; b=lhcifIvxQiZlQVPoKb14bWimcCn6ODeenv66XTrZ43ZeZWQW9/Z0neKXqLCXNkOpc+svpHSSKqpk3bg7soY7eW5rp+qao3D0nQiTjWaMNS4b+1I25il9sn4Wp1Wz85CHPxB7BAdDG6FJ/lUbwJlJ5SMbDRZ3FpUHO8lQ9KNSxBs= ARC-Message-Signature: i=1; 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[35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.04.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:04:47 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:43 +0000 Subject: [PATCH v3 04/26] media: uvcvideo: Use max() macro Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-4-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda , Sergey Senozhatsky , Kieran Bingham X-Mailer: b4 0.12.4 It makes the code slightly more clear and makes cocci incredibly happy: drivers/media/usb/uvc/uvc_ctrl.c:839:22-23: WARNING opportunity for max() Reviewed-by: Sergey Senozhatsky Reviewed-by: Kieran Bingham Signed-off-by: Ricardo Ribalda --- drivers/media/usb/uvc/uvc_ctrl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c index a4a987913430..4b685f883e4d 100644 --- a/drivers/media/usb/uvc/uvc_ctrl.c +++ b/drivers/media/usb/uvc/uvc_ctrl.c @@ -836,7 +836,7 @@ static s32 uvc_get_le_value(struct uvc_control_mapping *mapping, while (1) { u8 byte = *data & mask; value |= offset > 0 ? 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[35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.04.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:04:47 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:44 +0000 Subject: [PATCH v3 05/26] media: go7007: Use min and max macros Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-5-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 Replace ternary inline selection of f1 and f2 min max values with min() and max() helper functions for the sake of readability and to make coccinelle happier drivers/media/usb/go7007/go7007-fw.c:1292:14-15: WARNING opportunity for max() drivers/media/usb/go7007/go7007-fw.c:1293:14-15: WARNING opportunity for min() Reviewed-by: Bryan O'Donoghue Signed-off-by: Ricardo Ribalda --- drivers/media/usb/go7007/go7007-fw.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/media/usb/go7007/go7007-fw.c b/drivers/media/usb/go7007/go7007-fw.c index 018019ba47d4..86ce593e0c54 100644 --- a/drivers/media/usb/go7007/go7007-fw.c +++ b/drivers/media/usb/go7007/go7007-fw.c @@ -1289,8 +1289,8 @@ static int avsync_to_package(struct go7007 *go, __le16 *code, int space) 0xbf99, (u16)((-adjratio) >> 16), 0xbf92, 0, 0xbf93, 0, - 0xbff4, f1 > f2 ? 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[35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.04.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:04:48 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:45 +0000 Subject: [PATCH v3 06/26] media: stm32-dcmipp: Remove redundant printk Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-6-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 platform_get_irq() already prints an error message. Also platform_get_irq() can never return 0, so lets fix the condition now that we are at it. Found by cocci: drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-core.c:444:3-10: line 444 is redundant because platform_get_irq() already prints an error Signed-off-by: Ricardo Ribalda --- drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-core.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-core.c b/drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-core.c index bce821eb71ce..4acc3b90d03a 100644 --- a/drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-core.c +++ b/drivers/media/platform/st/stm32/stm32-dcmipp/dcmipp-core.c @@ -439,11 +439,8 @@ static int dcmipp_probe(struct platform_device *pdev) "Could not get reset control\n"); irq = platform_get_irq(pdev, 0); - if (irq <= 0) { - if (irq != -EPROBE_DEFER) - dev_err(&pdev->dev, "Could not get irq\n"); - return irq ? irq : -ENXIO; - } + if (irq < 0) + return irq; dcmipp->regs = devm_platform_get_and_ioremap_resource(pdev, 0, NULL); if (IS_ERR(dcmipp->regs)) { From patchwork Mon Apr 29 15:04:46 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647105 Received: from mail-qk1-f169.google.com (mail-qk1-f169.google.com [209.85.222.169]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 77A5784FA7 for ; Mon, 29 Apr 2024 15:04:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.169 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403093; cv=none; b=aRv8ZoQl/FVwWpLnL2l3m3JA/BFHe5gaQEySxPijZXM6q71Fzc78DBpZ+5tBScl3fuwvEy9MCwMhZmmzvrDGq7Ri11jidNNbwGCM/pl98uLxjtExZWaiXuJE3oHPQf6cP9CwAqIXgiWcFTdExoEfQZfGE68lGtR3FeIbHIy5nnw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403093; c=relaxed/simple; bh=aO+3XsdBSRpzhoc7Fyjg5oVGDMNe8NmC+5ZKhCG0BJQ=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=e2NxurmMpvQI3lkmh3938eczIiggjgbg073LE95upYjXB0to9C8lcRhi7cjnPrQrq9N3g6Ia02XIuPta/JDa0Fs18aC2BuMtTriiChHpMTmfPrJ1PmcDJXHmXpjHVCO/b2tq0z4fvtIhS6xZCCftqtHWhJvncpFaF4YQ1OlrJ0s= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=UaJ4pqxk; arc=none smtp.client-ip=209.85.222.169 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="UaJ4pqxk" Received: by mail-qk1-f169.google.com with SMTP id af79cd13be357-790f4650f93so114835085a.2 for ; Mon, 29 Apr 2024 08:04:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1714403090; x=1715007890; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=/qUCWhD1zt8bKcdbs6yESnMSEdigGZ2fB7xO4uH5zQE=; b=UaJ4pqxkPFdxMm0RIrrlxERRMi+QSKmVSzXcRhZcU6qXGRFbmcJklf5qfAdt5PKDpC sTP/WTjp6hdC46GDAagmcKiP7VvUAmjtAlGdj1rf0GBNZht4M/j95WsCsKhzOUrtEj+P s84MtNuikPMhnVNXNEmsZQLEP2OA11tebysm8= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714403090; x=1715007890; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=/qUCWhD1zt8bKcdbs6yESnMSEdigGZ2fB7xO4uH5zQE=; b=BFyP8M2bjUaTxoZtX3Lc7XSN9s5SREgc61Oj9b8qHRkjpVQuYjTGlbpmaMebnuYdPp pWOUr80izvK+IGuOudAMGNZLnxSBAn/oTOt6whAex7j2x1Ew2xJAzFkx+5jMbO1HVXbo +Q0CyLP2X2B1xXIwqYaWdp5XqTqbgNSqce+NMukdbGq18pEDuY0jQI4qEnaDx3avIMqq 8+rSMWZWWbfKKmhzRqulvz8Ietvr0cUK1eEuwDd8W38iYoWYxgBPgr5VPIBLvKduiQL0 8W5/QGnLq4Iq6usHL/8yEOcEozfyd7JhdbWZZ6X99JKnusWyOdoAUCoL905vi5lXOU+v DyNg== X-Forwarded-Encrypted: i=1; AJvYcCWVbnC2wKICeOvw42yDr226QoZX/MjPVD1g48wTaD0YLY4iXNgvmwVjqUbXDZtqEcf8xMDgXDMrctuz7YRNBDGhHUZWQKgEOKj8gywlkA== X-Gm-Message-State: AOJu0YwEthxPNcRxmRoiStnl4PJk+aAQLMPVWoZazDxKA2KW8dk+j1/q YSbpoWMP3BkkcfOiHGgoVZv707HTuEq4gsVr/tu4ctsKSbskxUt+KqYEZVAt/w== X-Google-Smtp-Source: AGHT+IHHKi7cqnMpYwnQDIZ9akhXG6vV1AIqNbLdBOwmjaLKTCEqbKtGqVQAHlyIVFw/U88/GLAn3g== X-Received: by 2002:a05:620a:4591:b0:790:fc14:60ac with SMTP id bp17-20020a05620a459100b00790fc1460acmr2298793qkb.0.1714403090344; Mon, 29 Apr 2024 08:04:50 -0700 (PDT) Received: from denia.c.googlers.com (114.152.245.35.bc.googleusercontent.com. [35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.04.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:04:50 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:46 +0000 Subject: [PATCH v3 07/26] media: staging: sun6i-isp: Remove redundant printk Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-7-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 platform_get_irq() already prints an error for us. Found by cocci: drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c:389:2-9: line 389 is redundant because platform_get_irq() already prints an error Acked-by: Jernej Skrabec Signed-off-by: Ricardo Ribalda --- drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c b/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c index 5c0a45394cba..58f8ae92320d 100644 --- a/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c +++ b/drivers/staging/media/sunxi/sun6i-isp/sun6i_isp.c @@ -386,8 +386,7 @@ static int sun6i_isp_resources_setup(struct sun6i_isp_device *isp_dev, irq = platform_get_irq(platform_dev, 0); if (irq < 0) { - dev_err(dev, "failed to get interrupt\n"); - ret = -ENXIO; + ret = irq; goto error_clock_rate_exclusive; } From patchwork Mon Apr 29 15:04:47 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647106 Received: from mail-qk1-f181.google.com (mail-qk1-f181.google.com [209.85.222.181]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 885F98592A for ; Mon, 29 Apr 2024 15:04:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.181 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403095; cv=none; b=F0t7uInXIFgXZ7Helw0qcUdonzFEdlG26aa0y3p6Gozu4VkcMjqIDf8H/1nAcppPZSxLW8tKcgLmVCmq7plav3q1FMELscdwPKfjs8ktOjTTrJlg1dqtQm+sDGUWYO7oz7Xprgbg9Iz8gvgTc2I7bC+42I20yxveoghdlpCBzHg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403095; c=relaxed/simple; bh=gV1i+WLU4fCANNV2YgqfOpEz5J1mXWIBo29pdtjhlBc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=VDApEJ9fMwJQwuCFL4hU5KD9wBcTExfgIUM4B+ptY/AOyB/k6+PyH+Pw9hFGYRLq2JzpgB5UX5m0d0XeEjA8uvJEQzw+c52z5lBd+F7mcyvBfSb+bHyXf2V4oWp2nQhKqefjjB5ACoJI9cqo3V3FKxHWcsYK7M9cvgzzj0oer1k= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=GORs/M6Z; arc=none smtp.client-ip=209.85.222.181 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="GORs/M6Z" Received: by mail-qk1-f181.google.com with SMTP id af79cd13be357-78efd533a00so336961585a.0 for ; Mon, 29 Apr 2024 08:04:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1714403091; x=1715007891; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=OI4AOi/6PtgU5zRnLUWjMVWmm8Y+CckVMvMt6qKhGc0=; b=GORs/M6Z1iqskikBgHnleziXv0DsTapeQbroeb2poOFoFOBzNxIS0MrzvU3HqKw08R NbU6lsJ7zDHUZvtJSsLL3I34yfUm6kku6OOKItDUoxgwpVKnAh3Gi/gzKEmre/nCvpwW JZoPEihfidWLo+NbplqRQHMReCmFLr9tUnDIo= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714403091; x=1715007891; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=OI4AOi/6PtgU5zRnLUWjMVWmm8Y+CckVMvMt6qKhGc0=; b=NW+Z2Lrjm9TBr3UXZSXPca2TWfqEykNwyoI1LeDI+uuXS50VhcQ7I1ftf3n1IlF8DC peV43Htp6NciOOe6Q11SJzkJok22KGoH2jFyqMc/q3OyBX9fjgN9JkVEK8eBpj7KK3Xk mdTPYAift7OUsM1xWO8aalCp9dYVdW/E+Hs6PTJ5EiiZjSAunPt3jGajPLSJAZVaMrTL tQm8Okbbmg0qaGrBbmUpRfmGDAfK6ZfHMembXw1u2xzwShkRdLMPYomEtELMA5q1ZZJE 70wTPTD99QyNQDWuobQ4ZzVzl82LhCC30PLrVC/4aR1BZ76BNjBYTuRPTGHlWX0eST0o aFCw== X-Forwarded-Encrypted: i=1; AJvYcCWxe2eWk7X6L9F9A6N2RaL7AtP00SpnHAQuSAKuogPq6WTMs3N/19Df2nGivpIEHWnpOlDWQBx7B1gDcrpndheBnxDg4twOeQsZZfpFLg== X-Gm-Message-State: AOJu0YwOJy+9Yvzsyk+p+y0NntGwcMM2YuUiIopgokBPPlUCLGIUBKYw pbQOIIg5+sSHV39Xg6LbvTf4SDaRgVDhNkECXbyduFQPJ1fHudj20CvYe6Aozg== X-Google-Smtp-Source: AGHT+IG3TSxma0YdxDVyjt+TwA8E2r3YjCQOsUMIKvXlCmNNngt83Fx59gwPuYEOR/mAqhiKqgMwqA== X-Received: by 2002:a05:620a:2445:b0:790:f04b:328c with SMTP id h5-20020a05620a244500b00790f04b328cmr4582245qkn.29.1714403091343; Mon, 29 Apr 2024 08:04:51 -0700 (PDT) Received: from denia.c.googlers.com (114.152.245.35.bc.googleusercontent.com. [35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.04.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:04:51 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:47 +0000 Subject: [PATCH v3 08/26] media: dvb-frontends: tda18271c2dd: Remove casting during div Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-8-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 do_div() divides 64 bits by 32. We were adding a casting to the divider to 64 bits, for a number that fits perfectly in 32 bits. Remove it. Found by cocci: drivers/media/dvb-frontends/tda18271c2dd.c:355:1-7: WARNING: do_div() does a 64-by-32 division, please consider using div64_u64 instead. drivers/media/dvb-frontends/tda18271c2dd.c:331:1-7: WARNING: do_div() does a 64-by-32 division, please consider using div64_u64 instead. Signed-off-by: Ricardo Ribalda --- drivers/media/dvb-frontends/tda18271c2dd.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/media/dvb-frontends/tda18271c2dd.c b/drivers/media/dvb-frontends/tda18271c2dd.c index a34834487943..fd928787207e 100644 --- a/drivers/media/dvb-frontends/tda18271c2dd.c +++ b/drivers/media/dvb-frontends/tda18271c2dd.c @@ -328,7 +328,7 @@ static int CalcMainPLL(struct tda_state *state, u32 freq) OscFreq = (u64) freq * (u64) Div; OscFreq *= (u64) 16384; - do_div(OscFreq, (u64)16000000); + do_div(OscFreq, 16000000); MainDiv = OscFreq; state->m_Regs[MPD] = PostDiv & 0x77; @@ -352,7 +352,7 @@ static int CalcCalPLL(struct tda_state *state, u32 freq) OscFreq = (u64)freq * (u64)Div; /* CalDiv = u32( OscFreq * 16384 / 16000000 ); */ OscFreq *= (u64)16384; - do_div(OscFreq, (u64)16000000); + do_div(OscFreq, 16000000); CalDiv = OscFreq; state->m_Regs[CPD] = PostDiv; From patchwork Mon Apr 29 15:04:48 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647107 Received: from mail-oa1-f44.google.com (mail-oa1-f44.google.com [209.85.160.44]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 776C085C58 for ; Mon, 29 Apr 2024 15:04:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.160.44 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403095; cv=none; b=JYAEmXf1VQUV+cvDBinXnfxohxDog/R+khWzZ3GfaY23I9zmRiAswD6gLvZzR/ypjf41SuCWDaeMhbdoOJIoBGlw1YcVl3yQKv3GSqFzMefdCPyxXcvT8ZMOSxG8FS+gkDeCnQZOfq+pHUfXRCjbhPgjIln6ARxD0yOse4r6DT8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403095; c=relaxed/simple; bh=TYiaV8/876fGs7BbPI/75wYP3iQVyz/w58Jr4KxHpck=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=aVrCFjUosOF+O97DlidAnC1PfI/0s4zJaNwc4hm42Cn0IzMudOjxmzVOP1w4VLf+03bwVBpOLC1okQR0a4pgAHoB8SMJ1ISySQtvVYlXEow8VQNK1d1NJAS5XjisPk3jpR320m5uDVxOEiHn2JwlmGEYzza30H8bxomM5PVlGC8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=iJF0jV50; arc=none smtp.client-ip=209.85.160.44 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="iJF0jV50" Received: by mail-oa1-f44.google.com with SMTP id 586e51a60fabf-23cededea57so116559fac.2 for ; Mon, 29 Apr 2024 08:04:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1714403092; x=1715007892; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=JNRsm9gIh82mFVXKJ+HUiStpAhIByx8KXG3SUDPUD70=; b=iJF0jV503Otz3O1L0GPGJDOBp0iyfSy6chueJazjoL15DmuTfpd/+1JZuvk/E1Sb2G euDgh/SGYwcls8BX1DBf+xw7MNx7AlyMI+wwKJqkfTlkD/Qmx8QnJJw2hh9FcRQbq5FF UVUMDl6PhSGWbheKVbTq7ZvwykaNesVDU0R9w= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714403092; x=1715007892; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=JNRsm9gIh82mFVXKJ+HUiStpAhIByx8KXG3SUDPUD70=; b=K32h+03MRVfMUkWQjt9E7GahukN4ZtNSRVKiLhYnbrqr9oeWx/9P/jnL8H3Wsu0Yhy nkkFXyxALny7pqGsjUvhxn3xWJNBl58JJwUsUcKcDUiac4J+KEqaEVcfeO+j0hKtFGMW xIvbm3em2mGAj99roWPVSxtBWTENjPnfIwHg8G5QefobQH3WOsg05tU9avgHL8pqNUio 8xAxSYxU7+92FKUo5TOMX28+MS1YI9b+LUojy4EM0Br/tgSlPwcWObTxmOeMNbBIfygX pOz/aAoEOX6y/frWTF5qeh3lL/6Y+cHgFiHWpTYqWLfBLGVnlLJ2NnfT4Z0N2bmooUEk XLhA== X-Forwarded-Encrypted: i=1; AJvYcCVdKW1niZRCwtvf3zyKMLaJALLdRQ49ktGl7k2ub9jI8z0qYYRrCmkERdsEGuA/4bOsR38ynT6rHY0+CYcjz37RcSUPCiPrIF+Zjd8Z4g== X-Gm-Message-State: AOJu0YxNjhFOYKcVu1VlMivJ2PZUOfy2/N0Z0GUhFW+73G2+i65WVLCQ NChqIThTOE2ealthOWcTRR3pDsgvZqExGotjeMpx5DQK9gzvicmVViFjTiaycw== X-Google-Smtp-Source: AGHT+IGXcStN+XAFfYHJlQ/BhJGSDUpZDAykPn1StedMjlrpGT2G5swu1IRQFedvTjeL4JvuXpf10g== X-Received: by 2002:a05:6871:a416:b0:233:b5ef:3bab with SMTP id vz22-20020a056871a41600b00233b5ef3babmr9216406oab.3.1714403092563; Mon, 29 Apr 2024 08:04:52 -0700 (PDT) Received: from denia.c.googlers.com (114.152.245.35.bc.googleusercontent.com. [35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.04.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:04:52 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:48 +0000 Subject: [PATCH v3 09/26] media: v4l: async: refactor v4l2_async_create_ancillary_links Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-9-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 Return 0 without checking IS_ERR or PTR_ERR if CONFIG_MEDIA_CONTROLLER is not enabled. This makes cocci happier: drivers/media/v4l2-core/v4l2-async.c:331:23-30: ERROR: PTR_ERR applied after initialization to constant on line 319 Reviewed-by: Bryan O'Donoghue Signed-off-by: Ricardo Ribalda --- drivers/media/v4l2-core/v4l2-async.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/media/v4l2-core/v4l2-async.c b/drivers/media/v4l2-core/v4l2-async.c index 3a22da443a22..421b2b96bc8a 100644 --- a/drivers/media/v4l2-core/v4l2-async.c +++ b/drivers/media/v4l2-core/v4l2-async.c @@ -316,9 +316,10 @@ v4l2_async_nf_try_all_subdevs(struct v4l2_async_notifier *notifier); static int v4l2_async_create_ancillary_links(struct v4l2_async_notifier *n, struct v4l2_subdev *sd) { - struct media_link *link = NULL; + struct media_link *link; -#if IS_ENABLED(CONFIG_MEDIA_CONTROLLER) + if (!IS_ENABLED(CONFIG_MEDIA_CONTROLLER)) + return 0; if (sd->entity.function != MEDIA_ENT_F_LENS && sd->entity.function != MEDIA_ENT_F_FLASH) @@ -326,8 +327,6 @@ static int v4l2_async_create_ancillary_links(struct v4l2_async_notifier *n, link = media_create_ancillary_link(&n->sd->entity, &sd->entity); -#endif - return IS_ERR(link) ? PTR_ERR(link) : 0; } From patchwork Mon Apr 29 15:04:49 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647108 Received: from mail-qk1-f171.google.com (mail-qk1-f171.google.com [209.85.222.171]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1DF4F86640 for ; Mon, 29 Apr 2024 15:04:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.171 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403097; cv=none; b=D0C97CnU2h/7NrXI1AQ0KxTFr3MymmsW7l2oKtm9KblFNWyNqQ5J+ffY7Z5uYDuQ+ERVnzgITjRpZR6RobCXQ3k6ChgXHekuon3yOhoa+lIBOd44lYEJbXpwhx4QWLHKhCQm/aiNfzpxtYTLKpb0TaXgArtuLp17eWBNfzMIy7k= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403097; c=relaxed/simple; bh=+AXbzIt1DCOyX+j9nTM1S5LGWAW6l5Ne8tHYdxY2P08=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=T4mBTmx9djiUXivvoPVHo8GpfxcdwC0InuI0j8IDN0oakP5lO1QQJJv3LpCQb9kLaD5ZeE4oiqMuf01dtQWZNAq6HEVgY3N+qutZHO85Luo4t1kSeNU0SeB9L6wuBnF25XSUdgOMjBgH9kIRbUaOHFKc1yrLdbWTgJgmJqogj0U= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=BIAxj/zw; arc=none smtp.client-ip=209.85.222.171 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="BIAxj/zw" Received: by mail-qk1-f171.google.com with SMTP id af79cd13be357-78edc3e80e6so362018985a.2 for ; Mon, 29 Apr 2024 08:04:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1714403094; x=1715007894; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=I5MK517M661jXeUTMXVPJlov9z4l8/dISyr2IlNuzMY=; b=BIAxj/zw4RFm71Y8xK9EA4WdP73OlLbn/YYMPCt45a3qsROesH8V93UILh1SXZDkxe Jn28aJYn68lwplw6t4ndzgKJhRznPsRhzafl7XDysx0VMeSgx5ilckl/GlXSans+O8F7 WDPzw3ViJoJwQWXczB5zZTkUPWXG2oHXiZOxY= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714403094; x=1715007894; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=I5MK517M661jXeUTMXVPJlov9z4l8/dISyr2IlNuzMY=; b=i3tRe+R+eUb4Dq/maXpBARekfLiGXt/GvQ2egVmw0E3NeJXcX6gjOw/X8p9rE0q8WX 8tNMB3OKzRfkOoobXWXvOlywvWciLFY2s0FdcYbbAmmTC06vBoxgeN8KfniDFwgtKV9j sibFXtKYm+D19+E03aQoUULa7p4OR/ClCjdqqUQJAyJw6mFmJQ4dU4AZWoB3kMAK6dhz ZAb6qMPIERKLXDKhAdbquTqKrjBSdXOysDiNmmft5V53xPim6Punj151/MvFjeUwHC5Y k4Z+3m4jfHlzMZovBKwfsHZq5d1Ap1hjKCNE3XIq+sEPSPqzRpJafknF4B7oSaT9lTKh RRgA== X-Forwarded-Encrypted: i=1; AJvYcCVrT4LC1qeFsTuJqeQJIStCeeo6u4XlCYA3bFC1D0/+0UJFkM5PGcNSdbEGstXZm5piysSz2plgUgRo24bY97gtoublQz4/qmu9xLilXg== X-Gm-Message-State: AOJu0YyAhzv85zhhLTSLOeuA4AsPlwe+sXtt5u2RXY5APfqcKjt+RqsF zfoFq/1Jy5m1CS6x9TeGplvPDE5CoOr1kAgKPt59O/doL5MoRY6w11pWbJpcEw== X-Google-Smtp-Source: AGHT+IHd6ddxHUwcI+GO63TKnOLl3i4M+Xxc5o4/p3XMVcglh0UUR3rtSUQc8AjhdVbPbvMA6ElG+g== X-Received: by 2002:a37:de19:0:b0:790:9eb8:b6ec with SMTP id h25-20020a37de19000000b007909eb8b6ecmr9509923qkj.30.1714403093917; Mon, 29 Apr 2024 08:04:53 -0700 (PDT) Received: from denia.c.googlers.com (114.152.245.35.bc.googleusercontent.com. [35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.04.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:04:53 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:49 +0000 Subject: [PATCH v3 10/26] staging: media: tegra-video: Use swap macro Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-10-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 Makes the code simpler and cocci happier: drivers/staging/media/tegra-video/tegra20.c:324:44-45: WARNING opportunity for swap() Reviewed-by: Luca Ceresoli Signed-off-by: Ricardo Ribalda --- drivers/staging/media/tegra-video/tegra20.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/drivers/staging/media/tegra-video/tegra20.c b/drivers/staging/media/tegra-video/tegra20.c index 630e2ff987a3..7b8f8f810b35 100644 --- a/drivers/staging/media/tegra-video/tegra20.c +++ b/drivers/staging/media/tegra-video/tegra20.c @@ -317,13 +317,8 @@ static void tegra20_channel_queue_setup(struct tegra_vi_channel *chan) chan->addr_offset_v = chan->addr_offset_u + stride * height / 4; 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Found by cocci: drivers/media/usb/s2255/s2255drv.c:2362:5-24: WARNING: atomic_dec_and_test variation before object free at line 2363. drivers/media/usb/s2255/s2255drv.c:1557:5-24: WARNING: atomic_dec_and_test variation before object free at line 1558. Signed-off-by: Ricardo Ribalda --- drivers/media/usb/s2255/s2255drv.c | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/drivers/media/usb/s2255/s2255drv.c b/drivers/media/usb/s2255/s2255drv.c index 8e1de1e8bd12..a6e450181fd0 100644 --- a/drivers/media/usb/s2255/s2255drv.c +++ b/drivers/media/usb/s2255/s2255drv.c @@ -247,7 +247,7 @@ struct s2255_vc { struct s2255_dev { struct s2255_vc vc[MAX_CHANNELS]; struct v4l2_device v4l2_dev; - atomic_t num_channels; + refcount_t num_channels; int frames; struct mutex lock; /* channels[].vdev.lock */ struct mutex cmdlock; /* protects cmdbuf */ @@ -1550,11 +1550,11 @@ static void s2255_video_device_release(struct video_device *vdev) container_of(vdev, struct s2255_vc, vdev); dprintk(dev, 4, "%s, chnls: %d\n", __func__, - atomic_read(&dev->num_channels)); + refcount_read(&dev->num_channels)); v4l2_ctrl_handler_free(&vc->hdl); - if (atomic_dec_and_test(&dev->num_channels)) + if (refcount_dec_and_test(&dev->num_channels)) s2255_destroy(dev); return; } @@ -1659,7 +1659,7 @@ static int s2255_probe_v4l(struct s2255_dev *dev) "failed to register video device!\n"); break; } - atomic_inc(&dev->num_channels); + refcount_inc(&dev->num_channels); v4l2_info(&dev->v4l2_dev, "V4L2 device registered as %s\n", video_device_node_name(&vc->vdev)); @@ -1667,11 +1667,11 @@ static int s2255_probe_v4l(struct s2255_dev *dev) pr_info("Sensoray 2255 V4L driver Revision: %s\n", S2255_VERSION); /* if no channels registered, return error and probe will fail*/ - if (atomic_read(&dev->num_channels) == 0) { + if (refcount_read(&dev->num_channels) == 0) { v4l2_device_unregister(&dev->v4l2_dev); return ret; } - if (atomic_read(&dev->num_channels) != MAX_CHANNELS) + if (refcount_read(&dev->num_channels) != MAX_CHANNELS) pr_warn("s2255: Not all channels available.\n"); return 0; } @@ -2221,7 +2221,7 @@ static int s2255_probe(struct usb_interface *interface, goto errorFWDATA1; } - atomic_set(&dev->num_channels, 0); + refcount_set(&dev->num_channels, 0); dev->pid = id->idProduct; dev->fw_data = kzalloc(sizeof(struct s2255_fw), GFP_KERNEL); if (!dev->fw_data) @@ -2341,12 +2341,12 @@ static void s2255_disconnect(struct usb_interface *interface) { struct s2255_dev *dev = to_s2255_dev(usb_get_intfdata(interface)); int i; - int channels = atomic_read(&dev->num_channels); + int channels = refcount_read(&dev->num_channels); mutex_lock(&dev->lock); v4l2_device_disconnect(&dev->v4l2_dev); mutex_unlock(&dev->lock); /*see comments in the uvc_driver.c usb disconnect function */ - atomic_inc(&dev->num_channels); + refcount_inc(&dev->num_channels); /* unregister each video device. */ for (i = 0; i < channels; i++) video_unregister_device(&dev->vc[i].vdev); @@ -2359,7 +2359,7 @@ static void s2255_disconnect(struct usb_interface *interface) dev->vc[i].vidstatus_ready = 1; wake_up(&dev->vc[i].wait_vidstatus); } - if (atomic_dec_and_test(&dev->num_channels)) + if (refcount_dec_and_test(&dev->num_channels)) s2255_destroy(dev); dev_info(&interface->dev, "%s\n", __func__); } From patchwork Mon Apr 29 15:04:51 2024 Content-Type: text/plain; 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[35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.04.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:04:55 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:51 +0000 Subject: [PATCH v3 12/26] media: platform: mtk-mdp3: Use refcount_t for job_count Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-12-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 Use an API that resembles more the actual use of job_count. Found by cocci: drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c:527:5-24: WARNING: atomic_dec_and_test variation before object free at line 541. drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c:578:6-25: WARNING: atomic_dec_and_test variation before object free at line 581. Signed-off-by: Ricardo Ribalda --- drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c | 10 +++++----- drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c | 6 +++--- drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h | 2 +- drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c | 6 +++--- 4 files changed, 12 insertions(+), 12 deletions(-) diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c index 1d64bac34b90..ea2ea119dd2a 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-cmdq.c @@ -524,7 +524,7 @@ static void mdp_auto_release_work(struct work_struct *work) mdp_comp_clocks_off(&mdp->pdev->dev, cmd->comps, cmd->num_comps); - if (atomic_dec_and_test(&mdp->job_count)) { + if (refcount_dec_and_test(&mdp->job_count)) { if (cmd->mdp_ctx) mdp_m2m_job_finish(cmd->mdp_ctx); @@ -575,7 +575,7 @@ static void mdp_handle_cmdq_callback(struct mbox_client *cl, void *mssg) mdp_comp_clocks_off(&mdp->pdev->dev, cmd->comps, cmd->num_comps); - if (atomic_dec_and_test(&mdp->job_count)) + if (refcount_dec_and_test(&mdp->job_count)) wake_up(&mdp->callback_wq); mdp_cmdq_pkt_destroy(&cmd->pkt); @@ -724,9 +724,9 @@ int mdp_cmdq_send(struct mdp_dev *mdp, struct mdp_cmdq_param *param) int i, ret; u8 pp_used = __get_pp_num(param->param->type); - atomic_set(&mdp->job_count, pp_used); + refcount_set(&mdp->job_count, pp_used); if (atomic_read(&mdp->suspended)) { - atomic_set(&mdp->job_count, 0); + refcount_set(&mdp->job_count, 0); return -ECANCELED; } @@ -764,7 +764,7 @@ int mdp_cmdq_send(struct mdp_dev *mdp, struct mdp_cmdq_param *param) mdp_comp_clocks_off(&mdp->pdev->dev, cmd[i]->comps, cmd[i]->num_comps); err_cancel_job: - atomic_set(&mdp->job_count, 0); + refcount_set(&mdp->job_count, 0); return ret; } diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c index 5209f531ef8d..c1f3bf98120a 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c @@ -380,14 +380,14 @@ static int __maybe_unused mdp_suspend(struct device *dev) atomic_set(&mdp->suspended, 1); - if (atomic_read(&mdp->job_count)) { + if (refcount_read(&mdp->job_count)) { ret = wait_event_timeout(mdp->callback_wq, - !atomic_read(&mdp->job_count), + !refcount_read(&mdp->job_count), 2 * HZ); if (ret == 0) { dev_err(dev, "%s:flushed cmdq task incomplete, count=%d\n", - __func__, atomic_read(&mdp->job_count)); + __func__, refcount_read(&mdp->job_count)); return -EBUSY; } } diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h index 8c09e984fd01..430251f63754 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.h @@ -134,7 +134,7 @@ struct mdp_dev { /* synchronization protect for m2m device operation */ struct mutex m2m_lock; atomic_t suspended; - atomic_t job_count; + refcount_t job_count; }; struct mdp_pipe_info { diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c index 35a8b059bde5..0e69128a3772 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-m2m.c @@ -104,14 +104,14 @@ static void mdp_m2m_device_run(void *priv) task.cb_data = NULL; task.mdp_ctx = ctx; - if (atomic_read(&ctx->mdp_dev->job_count)) { + if (refcount_read(&ctx->mdp_dev->job_count)) { ret = wait_event_timeout(ctx->mdp_dev->callback_wq, - !atomic_read(&ctx->mdp_dev->job_count), + !refcount_read(&ctx->mdp_dev->job_count), 2 * HZ); if (ret == 0) { dev_err(&ctx->mdp_dev->pdev->dev, "%d jobs not yet done\n", - atomic_read(&ctx->mdp_dev->job_count)); + refcount_read(&ctx->mdp_dev->job_count)); goto worker_end; } } From patchwork Mon Apr 29 15:04:52 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647111 Received: from mail-qk1-f180.google.com (mail-qk1-f180.google.com [209.85.222.180]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AE621127B58 for ; Mon, 29 Apr 2024 15:04:57 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.180 ARC-Seal: i=1; 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[35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.04.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:04:56 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:52 +0000 Subject: [PATCH v3 13/26] media: common: saa7146: Use min macro Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-13-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 Simplifies the code. Found by cocci: drivers/media/common/saa7146/saa7146_hlp.c:125:36-37: WARNING opportunity for min() drivers/media/common/saa7146/saa7146_hlp.c:154:41-42: WARNING opportunity for min() drivers/media/common/saa7146/saa7146_hlp.c:286:35-36: WARNING opportunity for min() drivers/media/common/saa7146/saa7146_hlp.c:289:35-36: WARNING opportunity for min() Reviewed-by: Bryan O'Donoghue Signed-off-by: Ricardo Ribalda --- drivers/media/common/saa7146/saa7146_hlp.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/media/common/saa7146/saa7146_hlp.c b/drivers/media/common/saa7146/saa7146_hlp.c index 7569d8cdd4d8..fe3348af543e 100644 --- a/drivers/media/common/saa7146/saa7146_hlp.c +++ b/drivers/media/common/saa7146/saa7146_hlp.c @@ -122,7 +122,7 @@ static int calculate_h_scale_registers(struct saa7146_dev *dev, xacm = 0; /* set horizontal filter parameters (CXY = CXUV) */ - cxy = hps_h_coeff_tab[( (xpsc - 1) < 63 ? (xpsc - 1) : 63 )].hps_coeff; + cxy = hps_h_coeff_tab[min(xpsc - 1, 63)].hps_coeff; cxuv = cxy; /* calculate and set horizontal fine scale (xsci) */ @@ -151,7 +151,7 @@ static int calculate_h_scale_registers(struct saa7146_dev *dev, xacm = 0; /* get best match in the table of attenuations for horizontal scaling */ - h_atten = hps_h_coeff_tab[( (xpsc - 1) < 63 ? (xpsc - 1) : 63 )].weight_sum; + h_atten = hps_h_coeff_tab[min(xpsc - 1, 63)].weight_sum; for (i = 0; h_attenuation[i] != 0; i++) { if (h_attenuation[i] >= h_atten) @@ -283,10 +283,10 @@ static int calculate_v_scale_registers(struct saa7146_dev *dev, enum v4l2_field } /* get filter coefficients for cya, cyb from table hps_v_coeff_tab */ - cya_cyb = hps_v_coeff_tab[ (yacl < 63 ? yacl : 63 ) ].hps_coeff; + cya_cyb = hps_v_coeff_tab[min(yacl, 63)].hps_coeff; /* get best match in the table of attenuations for vertical scaling */ - v_atten = hps_v_coeff_tab[ (yacl < 63 ? yacl : 63 ) ].weight_sum; + v_atten = hps_v_coeff_tab[min(yacl, 63)].weight_sum; for (i = 0; v_attenuation[i] != 0; i++) { if (v_attenuation[i] >= v_atten) From patchwork Mon Apr 29 15:04:53 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647112 Received: from mail-qk1-f172.google.com (mail-qk1-f172.google.com [209.85.222.172]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EB81C127B7A for ; Mon, 29 Apr 2024 15:04:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.172 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403102; cv=none; b=mFacw8g5gwv4uUNIOZQKuI/8dyJkuJNTjLjWx0Ow3LBwvdLM8BM6nGNSlNMhzZ39J5VmCBKevSwIXYbP3v2lfyrWI0j0iaPi6MZptB8RuckhpxsNDF/ZTK/tH62eydxJaNtiP3zP6Ml+0KsNyMRpIxrvUVKGpzggzr+XQoN6few= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403102; c=relaxed/simple; bh=eTwz8g9CAKdFfcMUb1pEl/K4JXk6NTjbKJcjx2VRsnQ=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Seb8JoeVdQxUa/1Khb/C0VodFthS2xO49PYnErl+ULpdZSu5aL+x4PgCnZShf12E6tvhH4izeXxdZY+rUTcNwFmcm93d02CIxTmuaNq6oQWMAoAs+TuYx69+c7EWI563NfWQy4vVYyT1CYfNqb80NG99yPrVSY2tldFs9QM2xhs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=D9T37vDA; arc=none smtp.client-ip=209.85.222.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="D9T37vDA" Received: by mail-qk1-f172.google.com with SMTP id af79cd13be357-78edc3ad5fdso398183385a.0 for ; Mon, 29 Apr 2024 08:04:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1714403097; x=1715007897; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=B7WgC2+IPrCSABKNTDoDmq5evIyXV522VQOG0leEbcc=; b=D9T37vDAU6WAGHnBT7CqKH5yKp0yWtydKQ4le4V+5yl0/L3aF8vXdHW55+2xfAXGQE B/9W4t0GgFIVDCnl4mWJzoQbJ/Txi2lNUtIy5j9x/m+iEm77AXUafXSr8Vrca8uL3F3I ShcXturg8NSd6F1j0kdP78ddCZOyM3F9gLzEk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714403097; x=1715007897; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=B7WgC2+IPrCSABKNTDoDmq5evIyXV522VQOG0leEbcc=; b=vJz3uV8y+7UraisO00AGzuwLRCRT5hMaKL+kPOQo6lxdjb5uWt4wnhXHe3p/eLbtYj b5JrWFv4ubiX2GfWxsmEwe28aLUOzN7Vnki3OGAf486cxhtU1jOflWkhrfHaiaf6Igiu UHPrLgJdikUa6bcYMHnarpg252Y/XJC7i+rLWgjx/aUcuXg5fzRHI2VnE/c0CMWWXwBm bkq/EV3GKPgFIeo9m8mK88kr8rJLZpNV25QjuuSVD/nSGFwHtr+ontDf1rwaiG9EX9va 5enzWRSmk7OZLw0F7NRJHAKGDvs/M9vKbJo4bOC9CtiHLKoF1DCfpeF+LQ59YT1dU9uJ wN/A== X-Forwarded-Encrypted: i=1; AJvYcCVTmfuD7lBo1iwnUA7ydClE6zyGICeoTYK9q5tUGNdpLz5Fzcu9ARoBXkBgBmMsQfh+DE/UKQBcyC4O+nTPRKHVdbl4JbftuyrK/dlBvQ== X-Gm-Message-State: AOJu0Yz5hK2O6JL1R+suTgsoiWe8C/KRvzO+SDQ/G2TTm4z4Tu7iPep5 ww9hO6henQzoavKHlh5RCXc9CxnN7gKzOwYmq5aOArnBX/3hYFh9WhFykiuBOg== X-Google-Smtp-Source: AGHT+IF5XTR9AvencoZ/44RX25g9bUhd0pibp8Bru1gSUBx9gDRO27bIj/oJhNJSOtkZAwqzS5pcnA== X-Received: by 2002:a05:620a:29d4:b0:790:8656:8427 with SMTP id s20-20020a05620a29d400b0079086568427mr12321977qkp.7.1714403097437; Mon, 29 Apr 2024 08:04:57 -0700 (PDT) Received: from denia.c.googlers.com (114.152.245.35.bc.googleusercontent.com. [35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.04.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:04:57 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:53 +0000 Subject: [PATCH v3 14/26] media: dvb-frontends: drx39xyj: Use min macro Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-14-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 Replace ternary assignments with min() to simplify and make the code more readable. Found by cocci: drivers/media/dvb-frontends/drx39xyj/drxj.c:1447:23-24: WARNING opportunity for min() drivers/media/dvb-frontends/drx39xyj/drxj.c:1662:21-22: WARNING opportunity for min() drivers/media/dvb-frontends/drx39xyj/drxj.c:1685:24-25: WARNING opportunity for min() Reviewed-by: Bryan O'Donoghue Signed-off-by: Ricardo Ribalda --- drivers/media/dvb-frontends/drx39xyj/drxj.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/drivers/media/dvb-frontends/drx39xyj/drxj.c b/drivers/media/dvb-frontends/drx39xyj/drxj.c index 1ef53754bc03..6fcaf07e1b82 100644 --- a/drivers/media/dvb-frontends/drx39xyj/drxj.c +++ b/drivers/media/dvb-frontends/drx39xyj/drxj.c @@ -1445,8 +1445,7 @@ static int drxdap_fasi_read_block(struct i2c_device_addr *dev_addr, /* Read block from I2C **************************************************** */ do { - u16 todo = (datasize < DRXDAP_MAX_RCHUNKSIZE ? - datasize : DRXDAP_MAX_RCHUNKSIZE); + u16 todo = min(datasize, DRXDAP_MAX_RCHUNKSIZE); bufx = 0; @@ -1660,7 +1659,7 @@ static int drxdap_fasi_write_block(struct i2c_device_addr *dev_addr, Address must be rewritten because HI is reset after data transport and expects an address. */ - todo = (block_size < datasize ? block_size : datasize); + todo = min(block_size, datasize); if (todo == 0) { u16 overhead_size_i2c_addr = 0; u16 data_block_size = 0; @@ -1682,9 +1681,7 @@ static int drxdap_fasi_write_block(struct i2c_device_addr *dev_addr, first_err = st; } bufx = 0; - todo = - (data_block_size < - datasize ? data_block_size : datasize); + todo = min(data_block_size, datasize); } memcpy(&buf[bufx], data, todo); /* write (address if can do and) data */ From patchwork Mon Apr 29 15:04:54 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647113 Received: from mail-qk1-f182.google.com (mail-qk1-f182.google.com [209.85.222.182]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 81101127E17 for ; Mon, 29 Apr 2024 15:05:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.182 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403103; cv=none; b=gHD8bMjKbAF11PWW+YcO8l9EnoMj+7wUtvvcSLIlZzSEhPoayOOM1YdEY9nDIn6lKEEXaF4epq9kCDb4w8cbvfGYEwa2zqakRbQVubTWlimGo/WEGZJxy3fpKLnZClsT3387Z8xfP6J24e2dMD56otT6EPClz2F5OWHKpj/gw+E= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403103; c=relaxed/simple; bh=HnkZzu3hOGP6WP/z/J628OEomq/9kbGj6cjO+bxIfdk=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=XGHFeF5JTrVjCePfNmtrmVBI6SSMClJaH7DpKOMpYMqcZMfpD4XFnrhr2aHRZdaQe1T7cCS3w8Ug5IozktWd+Q9ToHCFUcBUpzLNXS0OFT0/UV8o8fe+5Or0Vee8ObRmengQavxRDSndas2R85jz5UvIvMe9Fp9kCtUEZIXbDbQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=lXukkAfz; arc=none smtp.client-ip=209.85.222.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="lXukkAfz" Received: by mail-qk1-f182.google.com with SMTP id af79cd13be357-78f04924a96so385483285a.0 for ; Mon, 29 Apr 2024 08:05:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1714403099; x=1715007899; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=oXXgUMwvGuh/bAZ05Vu9f2lIZUwmSZiJ1Ue2E9QmyGE=; b=lXukkAfziG1WhBen2kYadAkV8g+azOcxaGabqcT7pdCwccZDcTPK3u+hoJInK57RB4 QPZLOr3f6DQEkqRGdtl/Tnfi9haih8b/MhpQmyXyg/GIQDWydqdUB3NJdmJXRX8rP080 RRt6Qeo6Olwuz3Xhhd4J7v2ArakNyxpM0gDz4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714403099; x=1715007899; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=oXXgUMwvGuh/bAZ05Vu9f2lIZUwmSZiJ1Ue2E9QmyGE=; b=JtTRs/wXPJuFLgTMPFyoM+yrrxIzwgO0NvjcdJ4ufytJVUuPlBszYwwt8MdwYl/dql /FCzjhkdVe9eZr1lAZwChMflY8f+J+PC5BKwEqfsY7mreTF8SND8uG+kWoUDgFkKXPma W3uSOZ+3zcdiDqA8omT3fBV6SLmHjJR1tSbN9CzXNjTC/5SwW9x7eJl2d52VjkAxFAmg mkaQrcgqXHj4YdxzRIGhRkFS6fE2EufNtvw2uR/VmL8cOTPBi5pHVECZ3dx1nerfANtJ LWPXAie7MUebHvl0ovDei1icK/MVvb7DgJ+dFpnD8uvyuJLu7rZM6H0my2W/i1InCs9k 2mNQ== X-Forwarded-Encrypted: i=1; AJvYcCXalhnfSODt7MAI4S1vnGgLsS+99zRFRdaECs7aU6z6S6PHVKWuT8Yo42Mhke4vttg+BNF4UpNKJc4QbnUp08iwoVo1OgG6Xv+VWKFzow== X-Gm-Message-State: AOJu0Yx68mg5S34Cct7yV+P8kUm3PAlx/EARgbQYOU6pNEFv7OLqukqv pg20pUbJ9PTid1gP3AVoTbML9WYIMfNi2dYaf+rSt12GDjlVSKmOA6WO9J1JRw== X-Google-Smtp-Source: AGHT+IFJT4Q2Syc1PBrJKVClvA35sFEGet4fgiHKy6TprlGgcTs6U4UnMxlpWR+ax38rGRoBMytLog== X-Received: by 2002:a05:620a:410c:b0:790:ef3e:24fc with SMTP id j12-20020a05620a410c00b00790ef3e24fcmr5535437qko.16.1714403098672; Mon, 29 Apr 2024 08:04:58 -0700 (PDT) Received: from denia.c.googlers.com (114.152.245.35.bc.googleusercontent.com. [35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.04.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:04:58 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:54 +0000 Subject: [PATCH v3 15/26] media: netup_unidvb: Use min macro Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-15-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 Simplify the code. Found by cocci: drivers/media/pci/netup_unidvb/netup_unidvb_i2c.c:138:26-27: WARNING opportunity for min() Signed-off-by: Ricardo Ribalda --- drivers/media/pci/netup_unidvb/netup_unidvb_i2c.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/pci/netup_unidvb/netup_unidvb_i2c.c b/drivers/media/pci/netup_unidvb/netup_unidvb_i2c.c index 46676f2c89c7..1c885d620b75 100644 --- a/drivers/media/pci/netup_unidvb/netup_unidvb_i2c.c +++ b/drivers/media/pci/netup_unidvb/netup_unidvb_i2c.c @@ -135,7 +135,7 @@ static void netup_i2c_fifo_tx(struct netup_i2c *i2c) (readw(&i2c->regs->tx_fifo.stat_ctrl) & 0x3f); u32 msg_length = i2c->msg->len - i2c->xmit_size; - msg_length = (msg_length < fifo_space ? msg_length : fifo_space); + msg_length = min(msg_length, fifo_space); while (msg_length--) { data = i2c->msg->buf[i2c->xmit_size++]; writeb(data, &i2c->regs->tx_fifo.data8); From patchwork Mon Apr 29 15:04:55 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647114 Received: from mail-qk1-f178.google.com (mail-qk1-f178.google.com [209.85.222.178]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D051B127E3E for ; Mon, 29 Apr 2024 15:05:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.178 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403104; cv=none; b=iSWCDnQjhEJ3UbB6fUq8rS0KdES1yw+Jfvy7embxeh2kjfmpHU/obfGcJLquoV4vnUjNHiB9JOxQceibJ7LXKJ09pFvBIH108wDBeBlGmxajCpOIECDCDSWRmk5EWuITmbg+OjbXo3JxXNjsKbazWJy8k7AqaYSCvjH2TxSlanY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403104; c=relaxed/simple; bh=A6XSSayOn3r1ipxe/l3oVKgkfleRFTrQcYLCuzASKa0=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=oKtOstRiw4KEKKAxc32jvCpROPbMNWvxCBaFtBXv9N+ygRx9Ee0AFlkV4PaAHjOrrtdj7ZzTXrbqCjk4e1jbtWE+N3pA7V+wcGxPeIV6Z9Sj+zmT9IY+YGnetrZHlMTtVt3ZinyuQJmbmKTZz8DC2GSMP9l5Dpqx5WOv9PQwykM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=PctwOThH; arc=none smtp.client-ip=209.85.222.178 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="PctwOThH" Received: by mail-qk1-f178.google.com with SMTP id af79cd13be357-78edc3ad5fdso398187785a.0 for ; Mon, 29 Apr 2024 08:05:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1714403099; x=1715007899; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=M868xcge+vjTb4vcqz3d1wlm8C5wkLs//kWdILTOdIY=; b=PctwOThH2Fpe2GScMwjmrfDvaJz9k5EVqVD3fJB6qJtVvxdzhcv5DDYlmJlp66KiZy JSJktMHYGU2XfFQ3ngMIuOy/Ack4DbFm+SIZ/uNUTLk5NJBonoD9tnOYSzDOkGhruyaB BE4hbzTmNrT+vICSHT9mazNuySoD/gR7UntMI= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714403099; x=1715007899; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=M868xcge+vjTb4vcqz3d1wlm8C5wkLs//kWdILTOdIY=; b=IBCqtQmnZkRBeB22lgc8ozRsZp/pBXaHDY0HO020X/0JOJa6ORzY2dNXeHVWK5y9Oy 8hg3PLcZ0mMq5loOBpwCqqV8u82d1j+nFfG+iHSKmoelLa/9Z7K12KXbctRlP3czBsH3 Cm/fOu0MWCob3USDjWw/KbkpwXuKAvMRsFy7B4BJVuGXw4lQlrL8aTrwLTZ0x8tFTKf3 38R8QwfhbmCMMdpJ7r6NfjZOdyDsVq9XaAehkCaNfixODr1+NVEKi+hYNPr5PhvWpDQd rSG8ESBaBefBHJDEBgI2OW1IXJOzLkraQ/+nIK7KrCPLahn7bvjpVjWetHsqt3HSfaff lYmA== X-Forwarded-Encrypted: i=1; AJvYcCU1CcHBQw9dcWy1y8r/y3dUbM/IX/1sHQTMF7zATff+zdeO79CZFiWZvftV4qme/nxVdsGAfpeZdEPx5C24M635VGWr2rqHt0z8r1P2jA== X-Gm-Message-State: AOJu0YwL6pmc27IOrq2dvXF5kgI2iHu+WyDyeiPdYq3j5GaDAoWGUWlL a6kdkrWuy8SabsD9b4Zqgjg91wVlnRce2afdS31dLSk3wBl9uebp4Is1UhTFxQ== X-Google-Smtp-Source: AGHT+IFpnQ4ab2gf5wQortCnYRGRkza79tueM0GmMJw+OfK9t9OORYfudlojtT2eZzgU8317EfmzQw== X-Received: by 2002:a05:620a:2005:b0:790:a961:373a with SMTP id c5-20020a05620a200500b00790a961373amr16658835qka.31.1714403099487; Mon, 29 Apr 2024 08:04:59 -0700 (PDT) Received: from denia.c.googlers.com (114.152.245.35.bc.googleusercontent.com. [35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.04.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:04:59 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:55 +0000 Subject: [PATCH v3 16/26] media: au0828: Use umin macro Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-16-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 Simplifies the code. Found by cocci: drivers/media/usb/au0828/au0828-video.c:605:11-12: WARNING opportunity for min() Signed-off-by: Ricardo Ribalda --- drivers/media/usb/au0828/au0828-video.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/media/usb/au0828/au0828-video.c b/drivers/media/usb/au0828/au0828-video.c index fd9fc43d47e0..2ec49ea479d5 100644 --- a/drivers/media/usb/au0828/au0828-video.c +++ b/drivers/media/usb/au0828/au0828-video.c @@ -602,10 +602,7 @@ static inline int au0828_isoc_copy(struct au0828_dev *dev, struct urb *urb) vbi_field_size = dev->vbi_width * dev->vbi_height * 2; if (dev->vbi_read < vbi_field_size) { remain = vbi_field_size - dev->vbi_read; - if (len < remain) - lencopy = len; - else - lencopy = remain; + lencopy = umin(len, remain); if (vbi_buf != NULL) au0828_copy_vbi(dev, vbi_dma_q, vbi_buf, p, From patchwork Mon Apr 29 15:04:56 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647115 Received: from mail-qk1-f179.google.com (mail-qk1-f179.google.com [209.85.222.179]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1E6C5128399 for ; Mon, 29 Apr 2024 15:05:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.179 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403105; cv=none; b=E0dutInWo+VUv7LOFw0Ujopm/dtbeexorPvqwVetO9u6S2/k28fFL3wItqttSzOkTXSSM1oJAxI5EvyyVhKvyWtRe/cRz2ubJLLidETiHHz5LqP0o4M9ZKFT//3fgBKpBPNnae0F382E3N3xoCvjAPtjL3nmwS7COB06v/dOGgs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403105; c=relaxed/simple; bh=/GjVSD6SioMDjZElg1Hs94tKxcIDWbAsQoWFdXy84sY=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=kJ1iKaD+rWC/AgUrioGc/caLUfgpQK4k423cjsMBDYQlwU9TnnwNrl0uO/YiyZilWlvbuvI2iZVklYm2jpVYzMYvh5oyquAZ9+GjWsw4qwCr90N4xWzIJIQ5gHRLtxymzRw+LBrDoBHO1oxQSfxFa2ISNWBBb2Q+17bScsz5CSI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=ZaIJ/gNO; arc=none smtp.client-ip=209.85.222.179 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="ZaIJ/gNO" Received: by mail-qk1-f179.google.com with SMTP id af79cd13be357-790605809cbso420848885a.3 for ; Mon, 29 Apr 2024 08:05:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1714403101; x=1715007901; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=7GlL3qsiOGQC7mYG6gX2GhOJ6HGHUo3zfWR8UxyLbWA=; b=ZaIJ/gNOzKFqiF0n5UFOa/VFCoysPJi6lHKbehpjrCiDXmQKZINZehyS2m71yQHbZB 5imLWJPyt1YHDT3/u4mXkr6mOcfJEcDXXu1YPDHcW6ZeUL8iJgnSNV+gxK64QomWeaC+ F+ZEzQXxmND+qkNUjVwMYrIWHVnKrojt1/oFc= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714403101; x=1715007901; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=7GlL3qsiOGQC7mYG6gX2GhOJ6HGHUo3zfWR8UxyLbWA=; b=plvP6tqU3/Tnc5tIH7znT3jLXP1QfOVSiN6mWvQHlo0dlqlKAlLBZxA86MMU6vzs02 F5TIuD+0cgt+ga8sAc4J+N+DfiqEfDRZhqg4eG9Z2FlyNMnxQSwm6/PVy2q5CaQy3+Y6 RVBbB9p7OTTrpg04X7spae88E1gCNUYgVnZfDUdWX90trKGUqLqWYfQVcKHK2KK1Ho78 QlyxYQHb8WUAQ0v3C1JF7ADB7g7MJ7SW8+4tRVyTx144XbprXyIB5xQ11OqjwTOkB6yB NVG3rKx0nyjbqIf3mmfGL6/Zwh4BJGtIXTRH7ey73vwTfFDrtDAtgNjR/WOVPysTowQT Td5Q== X-Forwarded-Encrypted: i=1; AJvYcCWl+yonnad3YN+46cuEM27EPVnEdb8VlqFxM5VMyo1/LQ/AcBjj6LVpfYMXZxghFGfaGcWtjK8G6UTeTsLUHKYnlsT9+58bOqvGwYBVvA== X-Gm-Message-State: AOJu0Yy1gOQSQCyaxvG/WoMWnjPRjv2CzEiRCz50k0O93F42byU/ye5K RwoOQ+gzrGHv5NX+HZ2zG1xhvvkVY0wnkj4AzaCAG2/B64FWgr+WOg651f15/w== X-Google-Smtp-Source: AGHT+IHEbQ6k/spB/F4rjxeKOljXK5qMBOo6nR8m19hLRAfwF8PZ7AqOGD/HUUCFVnU+KrmkTId48g== X-Received: by 2002:a05:620a:28c5:b0:790:ed33:5b91 with SMTP id l5-20020a05620a28c500b00790ed335b91mr5568169qkp.56.1714403100578; Mon, 29 Apr 2024 08:05:00 -0700 (PDT) Received: from denia.c.googlers.com (114.152.245.35.bc.googleusercontent.com. [35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.04.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:05:00 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:56 +0000 Subject: [PATCH v3 17/26] media: flexcop-usb: Use min macro Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-17-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 Simplifies the code. Found by cocci: drivers/media/usb/b2c2/flexcop-usb.c:201:8-9: WARNING opportunity for min() Signed-off-by: Ricardo Ribalda --- drivers/media/usb/b2c2/flexcop-usb.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/media/usb/b2c2/flexcop-usb.c b/drivers/media/usb/b2c2/flexcop-usb.c index 43dd3c932a85..90f1aea99dac 100644 --- a/drivers/media/usb/b2c2/flexcop-usb.c +++ b/drivers/media/usb/b2c2/flexcop-usb.c @@ -197,10 +197,7 @@ static int flexcop_usb_memory_req(struct flexcop_usb *fc_usb, return -EINVAL; } for (i = 0; i < len;) { - pagechunk = - wMax < bytes_left_to_read_on_page(addr, len) ? - wMax : - bytes_left_to_read_on_page(addr, len); + pagechunk = min(wMax, bytes_left_to_read_on_page(addr, len)); deb_info("%x\n", (addr & V8_MEMORY_PAGE_MASK) | (V8_MEMORY_EXTENDED*extended)); From patchwork Mon Apr 29 15:04:57 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647116 Received: from mail-qk1-f182.google.com (mail-qk1-f182.google.com [209.85.222.182]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 23699128823 for ; Mon, 29 Apr 2024 15:05:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.182 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403107; cv=none; b=m2PQ1TlgkKKNZ1AobXofuaT5RzG+WEHuSiPttf9rmFxDSuheV/FbcieaBQdY3RGRwckeYDdY9swXcqFxpZtJI44nU9tu74nQB17A9G/Vlu0I6GuPTz53UzV/74+kHlUtj635o9PUNBnPQaFhXsoDSyzYJXJvdTYyDIBLcx3TlYw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403107; c=relaxed/simple; bh=NKspkx+WjefJTC0T9GdQgMYdznykMk+osWwLYrp0b/0=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=CZEZ0SYyf8fyz7kOMwWoK7182qlIGpszyu8HxhU3KqouRrNwpfKRZDfGvn1X/oGHgV3f1+vus241M0dKM/P8srrZ+sR8nSFQC3AF5YIvF/S+qjR4LWivm0ACREWGKnGwRhW1Cqz0dX9jW4BJnkdNf2TBGabAk37U37CBLe/MCpU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=VIEfDDr9; arc=none smtp.client-ip=209.85.222.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="VIEfDDr9" Received: by mail-qk1-f182.google.com with SMTP id af79cd13be357-790e7c02430so152244585a.0 for ; Mon, 29 Apr 2024 08:05:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1714403101; x=1715007901; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=kyue/FRqn/p1WnqrFE53P+Zy+G2t8IVLierFxkwHoc8=; b=VIEfDDr9Wba4En6N9jQIOSUKpRYyyiHx6LU5M7s+OSEwm96rNAlXTzsA6D2jWC83qg JPWT3rgZQQvg44Ldos7WBa0tCYlSuBu2hbTuhffszJ/c2woZr43Z4D4G3SvRn0MnXsP5 /STEQ79jMIufvUe7sWmhUj77YusCokUqOGN44= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714403101; x=1715007901; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=kyue/FRqn/p1WnqrFE53P+Zy+G2t8IVLierFxkwHoc8=; b=prKiU6vZUQOwc0/DL9PEk3W0YD1rXpqna5TzxZVliPKJ94Yea3TjeM6Cmy7PQZ+Tfi aM5qzsfRIBhNocLnPRz8Gr/x2c1YKxbOXAZ/moCsOn5EiptjBJPtXHCgi87k42w/u9iU DZWNFEarxRElusoYkrDVYP/tuMg4asWBvhEpJyqK1dHj4q63c8oslp6Od+R8zK4b0T9b nCb7RsmA5j43GDx9oxS1ChkvK/X5Ff81t5mXNLaMISexfYBR9jwW5/anJ9jMgPXT321W jHXhR2HPUbrLXFuCyJrQPIWaRCdH40abxyolThx1Z0PLxdSOoPNaSgYxL09XgGdeT3Jy lOWg== X-Forwarded-Encrypted: i=1; AJvYcCWBl/VL3zdT5F0frcnzcQ+B94MTCbzZqUXcoHgDJ7C8aEFfH6wxcTb2QdE8ImrCgXUdtjvEqE6TqzRasmR3VZS0dE5KJccIHXK1dAmypA== X-Gm-Message-State: AOJu0YwjNUkqhrvjQpRe58+2Cced+UiNlaQt0AhosB8vGXoQSyrxceAP L00B+vCpyDYIm/HirKrfui1bOiZo2FMzdNSA+WagBEYbPvxzOTjcd8QMccOaZQ== X-Google-Smtp-Source: AGHT+IGL4vooVVR+0mzZmPQqvYaly6q1aVJv7Kw4xqkfiCYuQPEweu/zlD5u/57ahvXotSjFXGqNNw== X-Received: by 2002:a05:620a:2059:b0:790:a36b:477d with SMTP id d25-20020a05620a205900b00790a36b477dmr9906478qka.35.1714403101530; Mon, 29 Apr 2024 08:05:01 -0700 (PDT) Received: from denia.c.googlers.com (114.152.245.35.bc.googleusercontent.com. [35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.05.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:05:01 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:57 +0000 Subject: [PATCH v3 18/26] media: gspca: cpia1: Use min macro Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-18-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 Simplifies the code. Found by cocci: drivers/media/usb/gspca/cpia1.c:607:30-31: WARNING opportunity for min() Signed-off-by: Ricardo Ribalda --- drivers/media/usb/gspca/cpia1.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/media/usb/gspca/cpia1.c b/drivers/media/usb/gspca/cpia1.c index 5f5fa851ca64..14aaf36cde6e 100644 --- a/drivers/media/usb/gspca/cpia1.c +++ b/drivers/media/usb/gspca/cpia1.c @@ -604,10 +604,8 @@ static int find_over_exposure(int brightness) MaxAllowableOverExposure = FLICKER_MAX_EXPOSURE - brightness - FLICKER_BRIGHTNESS_CONSTANT; - if (MaxAllowableOverExposure < FLICKER_ALLOWABLE_OVER_EXPOSURE) - OverExposure = MaxAllowableOverExposure; - else - OverExposure = FLICKER_ALLOWABLE_OVER_EXPOSURE; + OverExposure = min(MaxAllowableOverExposure, + FLICKER_ALLOWABLE_OVER_EXPOSURE); return OverExposure; } From patchwork Mon Apr 29 15:04:58 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647117 Received: from mail-qk1-f182.google.com (mail-qk1-f182.google.com [209.85.222.182]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 728A4127B7A for ; Mon, 29 Apr 2024 15:05:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.182 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403110; cv=none; b=YAvoGULsMsj3g6uJSuX7YpSHzJocc5qSHAiuF8c0z49xFeq+KHFLGu89/f017ZABcmcnG9jMYCEBkZQeg7YFaMORxyRaXvzwjI34PUCIqCE/PqQRLSKkTO7p7EmaSfXEOLnScVdpZ0G5MX4S38gDghMX+1ZDKGPU2XW9h4Lfnu8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403110; c=relaxed/simple; bh=1j0StfCVwtH5LoYMUWVtbp8TzQTzEnDFIjwyMu0303U=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=dsjgrPNNA3ENYQWHdysyXzs272Ug9ahrdUXnKSY9/AFLGF+aplmJm/+n5w3uaVhYUpNsmf6MUt6cJgcCd5Sa07FCjYzetdR9Fr0dB+hcDV1v5YuEm9aTHpThWnpYC0lQhMgYHs5siJBuQl4nIUEijYGzTw9PxzdzROVz9zSzaZ4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=M1Y2gNmS; arc=none smtp.client-ip=209.85.222.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="M1Y2gNmS" Received: by mail-qk1-f182.google.com with SMTP id af79cd13be357-790fb9d1b55so69843285a.3 for ; Mon, 29 Apr 2024 08:05:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1714403102; x=1715007902; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=WOR8+WeMkxm0czNaQrlO8zy4rfkYFKnx5dqFso5t3cA=; b=M1Y2gNmSxFcSBHj5qZqDfTBtcsV4hTtOgHQ9gLfb603zu8DhUXOqKrtZa9F7t8Y/AH NcfCZfogUROpsZVGTnOaHjBgTFwhXNlqDSgxXBdnw5YG896bEScn6cSNg8D9033ZBNoX hJBLJNTaGPYTi+4vhJp9/3vPc1Qbp0Ggx0ulc= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714403102; x=1715007902; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=WOR8+WeMkxm0czNaQrlO8zy4rfkYFKnx5dqFso5t3cA=; b=osJLGncKpPbz10ZOaKIruKC+7OE4mLzEo+mjVVXeFS+2BwEFgmHCcF0/k9Tm7zu/PZ og1tIJC9DSFnkh823FaQzJQz+DTDZx7E/7cnkmRNmnExPoyfwO7FZzDflkmkJw1ElizD tV2J/nYeNS4bMuc1p4EIYkgslMb7q6PwgPNIiOwGROQJPQxBz07gIPtlFRn01N2MmhmE vsCPfpFkhpKIH6ZjsN8BMLRhV3OufRGp/keN6ONd4nfLAoRWGFB7XbmBEzU+75BJw/6S MQ04lEUZZCggVh4AGBqGPrmweYrG6pvK1Vh0K/dwMotar0lb7Z3YhSDpvo/8BE2brDon F34g== X-Forwarded-Encrypted: i=1; AJvYcCWa2cFyvbKICBhpthjFpGcvXJ+depNUNcWyT/wV4MI4adUNDj/4A5J86xPKnSysAbTZGDUBOuCEyG6f4FsgiLUxvz0L24qN2Vlt8tdwmA== X-Gm-Message-State: AOJu0Yxon+hRiYGKTPVAIN1/CfmFVV2fpxCbHknrZVeKHso6vni2nLjc IJ4BU4i0AksHo8SQqd0TE1k9Plkx5+CNVwe1uWSc8GMed5bFsSFpPgv+suYmIA== X-Google-Smtp-Source: AGHT+IFvqATO8BLnIi9vdu5lMT65HlpTVBjzYUMzQ45Qpvw3JFM44+jkXB+KR4H073WWP4wnEfgBGQ== X-Received: by 2002:a05:620a:70d9:b0:790:ac08:8d4d with SMTP id vk25-20020a05620a70d900b00790ac088d4dmr11390058qkn.57.1714403102367; Mon, 29 Apr 2024 08:05:02 -0700 (PDT) Received: from denia.c.googlers.com (114.152.245.35.bc.googleusercontent.com. [35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.05.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:05:02 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:58 +0000 Subject: [PATCH v3 19/26] media: stk1160: Use min macro Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-19-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 Instead of a custom min() implementation, use the real macro. Mitigates the following cocci WARNINGs: drivers/media/usb/stk1160/stk1160-video.c:133:12-13: WARNING opportunity for min() drivers/media/usb/stk1160/stk1160-video.c:176:13-14: WARNING opportunity for min() Reviewed-by: Bryan O'Donoghue Signed-off-by: Ricardo Ribalda --- drivers/media/usb/stk1160/stk1160-video.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) diff --git a/drivers/media/usb/stk1160/stk1160-video.c b/drivers/media/usb/stk1160/stk1160-video.c index e79c45db60ab..9cbd957ecc90 100644 --- a/drivers/media/usb/stk1160/stk1160-video.c +++ b/drivers/media/usb/stk1160/stk1160-video.c @@ -130,10 +130,7 @@ void stk1160_copy_video(struct stk1160 *dev, u8 *src, int len) dst += linesdone * bytesperline * 2 + lineoff; /* Copy the remaining of current line */ - if (remain < (bytesperline - lineoff)) - lencopy = remain; - else - lencopy = bytesperline - lineoff; + lencopy = min(remain, bytesperline - lineoff); /* * Check if we have enough space left in the buffer. @@ -178,10 +175,7 @@ void stk1160_copy_video(struct stk1160 *dev, u8 *src, int len) src += lencopy; /* Copy one line at a time */ - if (remain < bytesperline) - lencopy = remain; - else - lencopy = bytesperline; + lencopy = min(remain, bytesperline); /* * Check if we have enough space left in the buffer. 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[35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.05.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:05:02 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:04:59 +0000 Subject: [PATCH v3 20/26] media: tegra-vde: Refactor timeout handling Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-20-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 Reorder the branches a bit, so cocci stops complaining about the code. drivers/media/platform/nvidia/tegra-vde/h264.c:645:20-21: WARNING opportunity for min() Signed-off-by: Ricardo Ribalda --- drivers/media/platform/nvidia/tegra-vde/h264.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/media/platform/nvidia/tegra-vde/h264.c b/drivers/media/platform/nvidia/tegra-vde/h264.c index 204e474d57f7..cfea5572a1b8 100644 --- a/drivers/media/platform/nvidia/tegra-vde/h264.c +++ b/drivers/media/platform/nvidia/tegra-vde/h264.c @@ -633,7 +633,9 @@ static int tegra_vde_decode_end(struct tegra_vde *vde) timeout = wait_for_completion_interruptible_timeout( &vde->decode_completion, msecs_to_jiffies(1000)); - if (timeout == 0) { + if (timeout < 0) { + ret = timeout; + } else if (timeout == 0) { bsev_ptr = tegra_vde_readl(vde, vde->bsev, 0x10); macroblocks_nb = tegra_vde_readl(vde, vde->sxe, 0xC8) & 0x1FFF; read_bytes = bsev_ptr ? bsev_ptr - vde->bitstream_data_addr : 0; @@ -642,8 +644,6 @@ static int tegra_vde_decode_end(struct tegra_vde *vde) read_bytes, macroblocks_nb); ret = -EIO; - } else if (timeout < 0) { - ret = timeout; } else { ret = 0; } From patchwork Mon Apr 29 15:05:00 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647119 Received: from mail-qk1-f175.google.com (mail-qk1-f175.google.com [209.85.222.175]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D7F90129A74 for ; Mon, 29 Apr 2024 15:05:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.175 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403111; cv=none; b=NmpdtjnhMvrZWUugAUrgd8g1Dx8+73lotUYqU6VpY/DVzI/astSI8NDGx6FK4GtorDP1hIxVRFmxwyPrazzeeL8quzsn839XEMScV9L6iXRH9GhmszKPnLUsz1rDsEAEIErcvkWfEXT6zGPCVLhi9/zjLgHvH+2wfuPHK8j0Q3E= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403111; c=relaxed/simple; bh=jlNXpmWLkhoBvAVUnCnFp5WG/uIoSkDxDimhD2tWIcs=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=uqcpRZW6oOxMq3J415r2daxteYWbM7p5N3dH0qx87G6WR3yCHAGhBI+YpuIIhpob6YgOz6MRiWgj7z8MgOBFhvZEix79ott8j6kgVcf2sBXOdPHgnrapw+/WEuDpyLdIO8XhrAqJwrsballNPt/I3M5UflKLz4RVxypPeEtRqC4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=dThykxgo; arc=none smtp.client-ip=209.85.222.175 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="dThykxgo" Received: by mail-qk1-f175.google.com with SMTP id af79cd13be357-790f699eb2cso103554185a.1 for ; Mon, 29 Apr 2024 08:05:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1714403104; x=1715007904; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=8OKO6D6+Uymjr7y5phUxNbL6FrIK2B37/+KaDSdt/b8=; b=dThykxgobM784tJZMzgxIe2MO7lURGdnGjwmcK4JdKkjGDmvekBIC9ZG1QK2G82ggl GfthJaw2M3InyVw7LrUgeeJ7DCXxovmFRwTqiK4Uwa94Z0daiCQesqo9kvr5D4U2OaOC ZaYdVO7H6LriZkQmKHpqXp3M2IX5mg+awbOec= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714403104; x=1715007904; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=8OKO6D6+Uymjr7y5phUxNbL6FrIK2B37/+KaDSdt/b8=; b=q/OrSctZs47x9OWIOdd+dCq+0OWfwSOlqZIVqMrAJ7IHsr2as5EVgs/04LJWfovByB JR8ux0ZbhMHI52gbuofN3rLW2bhWnWrUC0H6QoWnIOc8aDeJbY5aVF6V6svU6vv8rY4f 9Iobs70Rs7S4EMv5mH39JTSRrg1RXn/0b5LLYAmGT9JabXNDpmbP3yakHwzyWLdHDfes 8MW6/5ihCPaDjwzbgRizS72ha93CWey960GiekebbrPLlCKyPzCIewbHwybfU1Jx8cjF Yz4w+n4pC+JIx1PIBL8z8iB0OiKG9PbMUQwBCQGnEaZ9Mu/LQ78nx2jQ9TN4c//Y3N7f OxvA== X-Forwarded-Encrypted: i=1; AJvYcCVNA3boStlv8va0oM+1d6YD6FxBCo7qSNnIPil7npLvfuciRrGn/a9g5RBtENXuRQjFCSrRWc6otDF6m9dZmXh+KLSgLUGN1R6+ckJ49Q== X-Gm-Message-State: AOJu0YzKzIO+XnTR4D0Y6TS2V4HNY/b5+vODUicjf/IeX8feQZNE4Tam 9sO6asYGH79bpFRF0hGyvJUdStNozt08w5wU/ReToG8249j05IsSDG6brGjdER3nm2IDndlYWmo = X-Google-Smtp-Source: AGHT+IFaMtke8GiK3PVK81BO+wCQ6+s/afNMwPPBZtmDsaryJW0dODmZmCJQPhu+Legma0gxWaBb/A== X-Received: by 2002:a05:620a:561c:b0:78e:d4f6:3949 with SMTP id vu28-20020a05620a561c00b0078ed4f63949mr12152221qkn.25.1714403104299; Mon, 29 Apr 2024 08:05:04 -0700 (PDT) Received: from denia.c.googlers.com (114.152.245.35.bc.googleusercontent.com. [35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.05.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:05:04 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:05:00 +0000 Subject: [PATCH v3 21/26] media: i2c: st-mipid02: Use the correct div function Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-21-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 link_freq does not fit in 32 bits. Found by cocci: drivers/media/i2c/st-mipid02.c:329:1-7: WARNING: do_div() does a 64-by-32 division, please consider using div64_s64 instead. Reviewed-by: Benjamin Mugnier Reviewed-by: Sakari Ailus Signed-off-by: Ricardo Ribalda --- drivers/media/i2c/st-mipid02.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/i2c/st-mipid02.c b/drivers/media/i2c/st-mipid02.c index f250640729ca..b947a55281f0 100644 --- a/drivers/media/i2c/st-mipid02.c +++ b/drivers/media/i2c/st-mipid02.c @@ -326,7 +326,7 @@ static int mipid02_configure_from_rx_speed(struct mipid02_dev *bridge, } dev_dbg(&client->dev, "detect link_freq = %lld Hz", link_freq); - do_div(ui_4, link_freq); + ui_4 = div64_u64(ui_4, link_freq); bridge->r.clk_lane_reg1 |= ui_4 << 2; return 0; From patchwork Mon Apr 29 15:05:01 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647120 Received: from mail-qk1-f182.google.com (mail-qk1-f182.google.com [209.85.222.182]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8C5F712880A for ; Mon, 29 Apr 2024 15:05:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.182 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403114; cv=none; b=dtBi27bZGqjaVmXVMuu1Y07MHaGHlnoB1TCNtg3Su7MMaSSsUC7QrPf8oMIr/btMTP+le3T+ozeAC8vw4qmtcow3zCBzLMKI8kRxB5USKxSN4KXzHqQd1B7YhTc6G51OuTLB0csJYOaM7Ci3ffRX8q5UUmVcR0J1Me1nB/MIGm8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403114; c=relaxed/simple; bh=A2Ua3QkuJFffFg1BMdgqwGEYAvUbwmxlzRDyBr/ON+U=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=YUuMbDfMLKAa47JpkDi358kUvGF8CRp2rV4xhH+JhVbog+gxMvMl+QFUNUqLHM2CnVEXqK3RPEbZAdatArRLFch1yCQyDJsryBiB4AAQQ+/6Gvw/R6I7kALYcJd1LecK3Fzy1BN1Sx/cTSf2p9f01Tfze7ToX6KMp32F1aqcp3g= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=NnBwWPhn; arc=none smtp.client-ip=209.85.222.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="NnBwWPhn" Received: by mail-qk1-f182.google.com with SMTP id af79cd13be357-78f02c96c52so339122185a.1 for ; Mon, 29 Apr 2024 08:05:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1714403106; x=1715007906; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=H+ICFE9T0WtFgFxAAIzneJg+RkmVbFrs0mrpkqFICS0=; b=NnBwWPhnDPlXn/K1WZixKEy0quXxOUtNmvo6ldziFdsnve3fpTeshXWBDx4Z1FM7fh ebMk9p6iZYfiY8oW8nawpshyR4wv7l6PAnXJq6x9fNOylg+3oxu+MMddTGjw3AG3hiqd yhcIrxAT1IqVLvrOaSlwKbu5DO8k9+n1ZJEYE= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714403106; x=1715007906; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=H+ICFE9T0WtFgFxAAIzneJg+RkmVbFrs0mrpkqFICS0=; b=wSFbG4CNVv3t61rpVwQz4eLRn/i7Qa4H8NByvqhjykKZOqE5LmhjOCNFUMZq30E1Um skrtwPfFcZLGR17PYbRT0E8Q0Mafvv4Q7GUfc1HVUB6NE8swFxXBqxTLasNabUy3+blR 4/ogzWzsyhhO5hEYYe1udYB5uTUtVk5CPmVgIQYV8xOix8wHIPlbGeeETsFJxwE24mg8 JZl+lk5/vPy7qZS5KX44YAq42hjW4OPnYaDFXcdbA1js4WEjKzIWG+kuDI1LWcQWhEf1 jcJoZzxOU9KkFwVw9TVa6FrRhKnmXASVH9HwoKEVvrlvf95KpAIkHqLoMltq4K4R4/bA CpsQ== X-Forwarded-Encrypted: i=1; AJvYcCV4OE+JhkqSZfhyNHfBfA7JAMtldGtZRcvJi9btR1SIsaZvnStT5o/UF6iSekahN3PQuvIXuAmt4N/6khm9Ml2KWCM1giIEefoODD74Lg== X-Gm-Message-State: AOJu0YxHGy7UP9b670trxKN4yO6UIHt4rUCAxeSl9EFZ2bX+qZ+oSuoa sp9Q5sieT7BEjCzv+Q6q16WcrKaVNiiAEwkcBfSVipRnhRySWSaBewLqM6j9Yg== X-Google-Smtp-Source: AGHT+IE1jrRBd5HK/tPuhHP5Hku+rmhJzqzd24VfyQoPlWIHBef+7Xc9RHcUZ/XfTRZVrVfoGNJ+0A== X-Received: by 2002:a05:620a:57d6:b0:790:b2a3:f86c with SMTP id wl22-20020a05620a57d600b00790b2a3f86cmr8844059qkn.34.1714403106175; Mon, 29 Apr 2024 08:05:06 -0700 (PDT) Received: from denia.c.googlers.com (114.152.245.35.bc.googleusercontent.com. [35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.05.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:05:05 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:05:01 +0000 Subject: [PATCH v3 22/26] media: tc358746: Use the correct div_ function Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-22-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 fin does not fit in 32 bits in some arches. Found by cocci: drivers/media/i2c/tc358746.c:847:2-8: WARNING: do_div() does a 64-by-32 division, please consider using div64_ul instead. Signed-off-by: Ricardo Ribalda --- drivers/media/i2c/tc358746.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/media/i2c/tc358746.c b/drivers/media/i2c/tc358746.c index d676adc4401b..edf79107adc5 100644 --- a/drivers/media/i2c/tc358746.c +++ b/drivers/media/i2c/tc358746.c @@ -844,8 +844,7 @@ static unsigned long tc358746_find_pll_settings(struct tc358746 *tc358746, continue; tmp = fout * postdiv; - do_div(tmp, fin); - mul = tmp; + mul = div64_ul(tmp, fin); if (mul > 511) continue; From patchwork Mon Apr 29 15:05:02 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647121 Received: from mail-oa1-f41.google.com (mail-oa1-f41.google.com [209.85.160.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AD45512A173 for ; Mon, 29 Apr 2024 15:05:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.160.41 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403118; cv=none; b=XJo/kXPjaH+qfWYGOvAb2gqQCMGyiED5uh+ZWHLMAmkKT8bKfjk115XfpPkbDJt9dBbjd9XHr/hfIvfi/MzR+C8svTlpPxqhD+xQBXa6FGrpGCMWqdapn6SKVAAciwobwD1PGbX6s6Y5vkOpnYYwUZzZp0zflBqQgLGQffOJSog= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403118; c=relaxed/simple; bh=3yiY68g3x2bHjb9WIW4k3fHYf6vWH8Dh8hY3tkaUKhw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=ENYw3TY+4IOD+ENrG7tvqZbAeUo5hoMZ3DTOm+6KGqKft/lDEAlTVkul3q/d7qU0wfNxgs9/fSOK7cQwZIm6a2OkLYcwS47TPZ/FHmr5J+sLARTk8i/JqYAYSKn6OY8PdgOBiJc9Ay//aL1xf2ubuTc36db2Woz1V1bH63LUolw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=C5LcsjRT; arc=none smtp.client-ip=209.85.160.41 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="C5LcsjRT" Received: by mail-oa1-f41.google.com with SMTP id 586e51a60fabf-22ed075a629so1661080fac.3 for ; Mon, 29 Apr 2024 08:05:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1714403107; x=1715007907; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=sSE1LZ8RJP6sIAmkq+8umDfF5CuS0FK0HNlyLUmOHag=; b=C5LcsjRT/SH1sR1BXEPejZt22tZ+2NmusSijJ+KMKtnIHfGblWkjn+bQmxD+tFhv0X tNfjpwkQEwv24ObhZw6yBzHpaHArCFzZherMdHMhYCZ5hXclx51lO+wi19L8X+v2n7x7 IdAKx4aecEYqUbFQFAP336MZgZ8SqvU4AR5T4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714403107; x=1715007907; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=sSE1LZ8RJP6sIAmkq+8umDfF5CuS0FK0HNlyLUmOHag=; b=caqT0nGNhOZHZGmZypDzZcchfjqGfnD1aZPx7y6FinCeu+9WDGrDllRF2NmX24dZud +ab2R4FyqnHBhPOlgJkhGI4JtsTqZ5B3neu8qUnVaKbS2pmVT0eNkHY/oo28wXf+JRiL 3KhBB/dKA9cwEaXX91bWM/UeUokUfwQXi/S9EdsUbtID2HBcOWRgPW5pjssZNblgE7jw obYKIyOi3rYX80XjA7Ulxs4yJJwrCAjqqGQZ2F0K3fuN7uiB6MvqRM1heFVmslNTFzk0 Rlen7Jgzb9Es03Y7XoMGmuSbD5r3FpdbOBxeUn4snCMUg+To1egzWvrf5tmDpuu+eeWt kjKQ== X-Forwarded-Encrypted: i=1; AJvYcCWSTnQfGsKpUaw9HmE452f2RWrV107TxmyxaMfVH1lGdQcBANVqUXcEajQ5PqIuyS6g/LdlteSDFRo+k+eSRRERgiwcoFAGDZbuh6EtUA== X-Gm-Message-State: AOJu0YxhbZJPZbFJkUzruGOeefOSxKlGUTeloRtYGxYhtDGkeDmWaFGK Zh0rupDhaSXpurwFXSyuNC0W/T/6iXrBrrLGbHzXhDNSKE8Cat1s0OyP0Km26Q== X-Google-Smtp-Source: AGHT+IH4U39JmXtitBebyQXf3RiEBhrVCarSNwVpuxhIdD3y/YgatSZWK47F6u8fGZIDpkmTeNgcdg== X-Received: by 2002:a05:6870:a70e:b0:22a:9c40:3782 with SMTP id g14-20020a056870a70e00b0022a9c403782mr12043126oam.11.1714403107649; Mon, 29 Apr 2024 08:05:07 -0700 (PDT) Received: from denia.c.googlers.com (114.152.245.35.bc.googleusercontent.com. [35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.05.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:05:06 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:05:02 +0000 Subject: [PATCH v3 23/26] media: venus: vdec: Make the range of us_per_frame explicit Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-23-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 Unless the fps is smaller than 0.000232829 fps, this fits in a 32 bit number. Make that explicit. Found by cocci: drivers/media/platform/qcom/venus/vdec.c:488:1-7: WARNING: do_div() does a 64-by-32 division, please consider using div64_u64 instead. Reviewed-by: Bryan O'Donoghue Signed-off-by: Ricardo Ribalda --- drivers/media/platform/qcom/venus/vdec.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/media/platform/qcom/venus/vdec.c b/drivers/media/platform/qcom/venus/vdec.c index 29130a9441e7..2b2874aedb2d 100644 --- a/drivers/media/platform/qcom/venus/vdec.c +++ b/drivers/media/platform/qcom/venus/vdec.c @@ -464,7 +464,7 @@ static int vdec_s_parm(struct file *file, void *fh, struct v4l2_streamparm *a) struct venus_inst *inst = to_inst(file); struct v4l2_captureparm *cap = &a->parm.capture; struct v4l2_fract *timeperframe = &cap->timeperframe; - u64 us_per_frame, fps; + u64 us_per_frame; if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE && a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) @@ -484,10 +484,7 @@ static int vdec_s_parm(struct file *file, void *fh, struct v4l2_streamparm *a) if (!us_per_frame) return -EINVAL; - fps = (u64)USEC_PER_SEC; - do_div(fps, us_per_frame); - - inst->fps = fps; + inst->fps = USEC_PER_SEC / (u32)us_per_frame; inst->timeperframe = *timeperframe; return 0; From patchwork Mon Apr 29 15:05:03 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647122 Received: from mail-qk1-f177.google.com (mail-qk1-f177.google.com [209.85.222.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8C2C01272AE for ; Mon, 29 Apr 2024 15:05:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.177 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403119; cv=none; b=omA1DZIBAvKttgzhSS2baUnQCGLtzWKhtph9wj6CZ6Jv7MdIssWVm+cYCoQFmIYFP4Tw+TYQ6PPGRpWJcKJTUYUNmQoVOjBGrnU2y3oNube0G6Zfa9rM9ADv+9URBuaY7e25xb4FE8ZtNY47s+KEP3a3IxdyXsd6DOfQn2QGmfc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403119; c=relaxed/simple; bh=lT0gv7t9lJl7WTpTFIwuHIIXL8DRSxK4u4QFsJzyT6c=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=rJj6LjIO6OrGhaAqLr/umSDoNRCRvCg/i9iGPrcmjnnJJmZOmU4lhWFPxIi4holEP+nmi16kIg1krVpL2EoIrFmZDjkIwhwuo80wk1Qi5Jj+L7ggWMwINNeApO89OaefSvAL4WBriHckLBD6amLTZtnGXVliZ//we4x9h1lbbzY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=O5mUMjqg; arc=none smtp.client-ip=209.85.222.177 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="O5mUMjqg" Received: by mail-qk1-f177.google.com with SMTP id af79cd13be357-78f02c96c52so339127385a.1 for ; Mon, 29 Apr 2024 08:05:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1714403109; x=1715007909; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=WhbcF3TWQTA5MkpkxmSIX7qa4yJQy6aIRpdafwtebNs=; b=O5mUMjqg2A8YY4ty5orhIV1NF+pFi2j9bO9hT1HBhVy7haVjZQghrbU2Gh4yMmLPxN hnFW8xINxsvHuye4wGSsAfAIjVVKzPJKseKGAujJym+sf53HTSnDz0vS+VyLFaEYs2GL 89sa+G0eZib/fX6ppH/axvJUnVrvZTELvTt0Y= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714403109; x=1715007909; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=WhbcF3TWQTA5MkpkxmSIX7qa4yJQy6aIRpdafwtebNs=; b=apXP93pQM3C7CKoQ1EgmMeUTb1dwi2Kl+Ks2G6weSU+fyE7+pvjSBMjQQICzIgLAPL 0a3S+d0wNj7OM4tbwSPzSHZkGKU/VxQTygLu2Apiy7id/GWhIOiAu+yl7n3Uz3D0r/Q4 LgfNli7KpvI6OyJjb1bemKnqNz1toMcYwnmYLl7dFEAIUbYzMIOhBYOpc2cIUJ5wbXm0 2FJLToEzD5TTn1PIZ3JInqhyCyp0KI82240es1Px/ea4hIKeaMv15744NezHM8iG8yZv JOnqLOvb82K5sr+Rcgk1qwB42fZW5GhWbaELho3JZXNGrCkGQlLtX+Z5WVEzpyI+6e0d 547A== X-Forwarded-Encrypted: i=1; AJvYcCXUtjs6jxQ5dJt+Q0fVCHvRH3FEBricYriHJAlhpTZZIkAbVZwYn3lTd+7UADd3h5E7TzVpuejdhaxhm7qGFqtDhgBfk2Kd38Y2tyaaeA== X-Gm-Message-State: AOJu0YyxgR/itp0Vs+FVZv/R2UlNsG0Q/IOoV6N1wfnTKZu1ztoyYjGd mGSOltAG/30DnYxdpjpWKUIF081dqYfdfKcmhnj7shwUSHLEt9bmu3+/ayj95A== X-Google-Smtp-Source: AGHT+IGs4sEEfsd0KHK969uVD2lhoqcTxzDs2zjOqF/5cv6aPK5AvcxX8HFB2EOaJeVcr8eLM013oQ== X-Received: by 2002:a05:620a:8204:b0:78d:6479:7c39 with SMTP id ow4-20020a05620a820400b0078d64797c39mr7471552qkn.19.1714403109214; Mon, 29 Apr 2024 08:05:09 -0700 (PDT) Received: from denia.c.googlers.com (114.152.245.35.bc.googleusercontent.com. [35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.05.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:05:08 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:05:03 +0000 Subject: [PATCH v3 24/26] media: venus: venc: Make the range of us_per_frame explicit Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-24-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 Unless the fps is smaller than 0.000232829 fps, this fits in a 32 bit number. Make that explicit. Found with cocci: drivers/media/platform/qcom/venus/venc.c:418:1-7: WARNING: do_div() does a 64-by-32 division, please consider using div64_u64 instead. Reviewed-by: Bryan O'Donoghue Signed-off-by: Ricardo Ribalda --- drivers/media/platform/qcom/venus/venc.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c index 3ec2fb8d9fab..f87e33a34610 100644 --- a/drivers/media/platform/qcom/venus/venc.c +++ b/drivers/media/platform/qcom/venus/venc.c @@ -393,7 +393,7 @@ static int venc_s_parm(struct file *file, void *fh, struct v4l2_streamparm *a) struct venus_inst *inst = to_inst(file); struct v4l2_outputparm *out = &a->parm.output; struct v4l2_fract *timeperframe = &out->timeperframe; - u64 us_per_frame, fps; + u64 us_per_frame; if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT && a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) @@ -414,11 +414,8 @@ static int venc_s_parm(struct file *file, void *fh, struct v4l2_streamparm *a) if (!us_per_frame) return -EINVAL; - fps = (u64)USEC_PER_SEC; - do_div(fps, us_per_frame); - + inst->fps = USEC_PER_SEC / (u32)us_per_frame; inst->timeperframe = *timeperframe; - inst->fps = fps; return 0; } From patchwork Mon Apr 29 15:05:04 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647123 Received: from mail-qk1-f174.google.com (mail-qk1-f174.google.com [209.85.222.174]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3D8F2126F03 for ; Mon, 29 Apr 2024 15:05:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.174 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403122; cv=none; b=ooLRgVkdsRw4pcDeTUpmnBmeSErrLhbgBzt18LD2TPYSKMcuKy4Rfw7AJ+VIbS2g/DrZFn4njL0PoTNSqzDEEtB/I1pd1M4IIJNGOXiimWxGx+PPnWdaabAL55kBw+zX+y2kCaidvnQhonE5JfAhlZwaoHUCGuSuk76jDGMGv50= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403122; c=relaxed/simple; bh=o6W/vqiRX5/Lnl4n/KralCP6cqo+hBRj8ijp3AUHwA0=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=gRr7g+rlJLc9ertZW0UlkM0ekTwA//XRRBsGAGvPEgEFVmXHlfn4D2GXxWzLE8Lt3vulceyBHbSTZ3J+jv2JuiBfebdP8jEC1AVmOTdnPvtA3SFyn3SQ+3wIH9LLWjhWiIaHlP3/JkjJIX6tpd+u7K2iK+xtiVjkKmK0xd2g6rU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org; spf=pass smtp.mailfrom=chromium.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b=YXYPKXbK; arc=none smtp.client-ip=209.85.222.174 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=chromium.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=chromium.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=chromium.org header.i=@chromium.org header.b="YXYPKXbK" Received: by mail-qk1-f174.google.com with SMTP id af79cd13be357-78edc3e7cd9so346884485a.1 for ; Mon, 29 Apr 2024 08:05:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1714403110; x=1715007910; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=vmuUSFnHzqjHSVO6x2xCi4IdU77yIJvh23Ivq0XCHvQ=; b=YXYPKXbKU9D1Wr+R+YuadCPeTk537QjPfyCnlNBMkKLrtoVkyKRAvzqdHHI4QDiUrn 2s3bcoK8DRGE9d1CUJlu1/k1qF7N+wPe0l78GiF8z9nHAetxr+ir3ZN3upCs4BwLPDFB vQ5ymfpy8QhJxBKPPx5LoekuAQe0s9OiHtm2w= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714403110; x=1715007910; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=vmuUSFnHzqjHSVO6x2xCi4IdU77yIJvh23Ivq0XCHvQ=; b=OaGV70c/1lm5JTRV+szKPa7Bgw8ua6ZB6uGxvpb7MY8DsWq500s5/gKD6q49Wk50x1 ugyEZh47LQkKD/qIaHVYQ67Bk+X7818AL32EYvziyg50MzTDMPVrhKrJzTkCmDQ1IJbA vH6Xwa6cNt+Hqx3ylNPmTHxWqHlVzcJgLQIjNwecXzrqpT2Pt0o+f/D+gekF4Le6Q0FE XTwINq4TRL04O5o/Q0oN+3XphMPYVVZLbOZAwFMo4Avfl5I66YUDdaiM5j521CpFRmwX DEi5Toa2e58cr1D10GjqT35CSeOP3Z/iPxv8pLA+bJPLIxAOzrlbVxcCLRi//4OS8okO bEmA== X-Forwarded-Encrypted: i=1; AJvYcCXZv7w7QquYSk6s61LUrqqTAegBxZpjXaGlolrpm2au1XGqku4wUu8QY+aUk/d9vKIJdG01RpVSVS7taxhP2LYfqKSd43yM8M8dOBYTqg== X-Gm-Message-State: AOJu0YyppHNBYZBRaq4b08CrNx7/grmBm2yZNYamjPzqMgt9Sv370b2Q gNPFmv/0fHmuod0xQOq66oczkUD1fMjAbYXW1jWBpuuEX/mJ9MArLU8M3rQdGQ== X-Google-Smtp-Source: AGHT+IH9sz0tcRc5gxc3Hn2yH4aEBZFdiRiwY4P/N3aVh4I90x1YrGS0c1n2StA1reM2wgrnpB/ryg== X-Received: by 2002:a05:620a:1665:b0:790:9e62:787f with SMTP id d5-20020a05620a166500b007909e62787fmr11023549qko.28.1714403110567; Mon, 29 Apr 2024 08:05:10 -0700 (PDT) Received: from denia.c.googlers.com (114.152.245.35.bc.googleusercontent.com. [35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.05.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:05:10 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:05:04 +0000 Subject: [PATCH v3 25/26] media: dvb-frontends: tda10048: Fix integer overflow Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-25-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda , Dan Carpenter X-Mailer: b4 0.12.4 state->xtal_hz can be up to 16M, so it can overflow a 32 bit integer when multiplied by pll_mfactor. Create a new 64 bit variable to hold the calculations. Reported-by: Dan Carpenter Signed-off-by: Ricardo Ribalda --- drivers/media/dvb-frontends/tda10048.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/media/dvb-frontends/tda10048.c b/drivers/media/dvb-frontends/tda10048.c index 5d5e4e9e4422..3e725cdcc66b 100644 --- a/drivers/media/dvb-frontends/tda10048.c +++ b/drivers/media/dvb-frontends/tda10048.c @@ -410,6 +410,7 @@ static int tda10048_set_if(struct dvb_frontend *fe, u32 bw) struct tda10048_config *config = &state->config; int i; u32 if_freq_khz; + u64 sample_freq; dprintk(1, "%s(bw = %d)\n", __func__, bw); @@ -451,9 +452,11 @@ static int tda10048_set_if(struct dvb_frontend *fe, u32 bw) dprintk(1, "- pll_pfactor = %d\n", state->pll_pfactor); /* Calculate the sample frequency */ - state->sample_freq = state->xtal_hz * (state->pll_mfactor + 45); - state->sample_freq /= (state->pll_nfactor + 1); - state->sample_freq /= (state->pll_pfactor + 4); + sample_freq = state->xtal_hz; + sample_freq *= state->pll_mfactor + 45; + do_div(sample_freq, state->pll_nfactor + 1); + do_div(sample_freq, state->pll_pfactor + 4); + state->sample_freq = sample_freq; dprintk(1, "- sample_freq = %d\n", state->sample_freq); /* Update the I/F */ From patchwork Mon Apr 29 15:05:05 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Ribalda X-Patchwork-Id: 13647124 Received: from mail-qk1-f181.google.com (mail-qk1-f181.google.com [209.85.222.181]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6A49D12BF3E for ; Mon, 29 Apr 2024 15:05:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.222.181 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714403123; cv=none; b=S4ORRDWeexnJ0ZXqis+fOM/EReThG4IyW8VUDN6cVaNgrv3rfYCm1PNfVRx86Cd/FpC1XMa5c0KvwhrP3IuyF5G0ERFinuaa74RRyZw9Yc6jA2/TZ7qM0DBHsqoal5G6Ga8/hn1Cnp+UztrwKPlvMZZa1xES9S/YZPz0iAGmBbo= ARC-Message-Signature: i=1; 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[35.245.152.114]) by smtp.gmail.com with ESMTPSA id p7-20020a05620a056700b0078d3b9139edsm10568591qkp.97.2024.04.29.08.05.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 29 Apr 2024 08:05:11 -0700 (PDT) From: Ricardo Ribalda Date: Mon, 29 Apr 2024 15:05:05 +0000 Subject: [PATCH v3 26/26] media: dvb-frontends: tda10048: Make the range of z explicit. Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240429-fix-cocci-v3-26-3c4865f5a4b0@chromium.org> References: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> In-Reply-To: <20240429-fix-cocci-v3-0-3c4865f5a4b0@chromium.org> To: Martin Tuma , Mauro Carvalho Chehab , Laurent Pinchart , Hugues Fruchet , Alain Volmat , Maxime Coquelin , Alexandre Torgue , Paul Kocialkowski , Greg Kroah-Hartman , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sakari Ailus , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Luca Ceresoli , Matthias Brugger , AngeloGioacchino Del Regno , Hans Verkuil , Sergey Kozlov , Abylay Ospan , Ezequiel Garcia , Dmitry Osipenko , Benjamin Mugnier , Sylvain Petinot , Stanimir Varbanov , Vikash Garodia , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, Ricardo Ribalda X-Mailer: b4 0.12.4 We do not expect the sample_freq to be over 613MHz. Found by cocci: drivers/media/dvb-frontends/tda10048.c:345:1-7: WARNING: do_div() does a 64-by-32 division, please consider using div64_u64 instead. Signed-off-by: Ricardo Ribalda --- drivers/media/dvb-frontends/tda10048.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/media/dvb-frontends/tda10048.c b/drivers/media/dvb-frontends/tda10048.c index 3e725cdcc66b..1886f733dbbf 100644 --- a/drivers/media/dvb-frontends/tda10048.c +++ b/drivers/media/dvb-frontends/tda10048.c @@ -328,7 +328,8 @@ static int tda10048_set_wref(struct dvb_frontend *fe, u32 sample_freq_hz, u32 bw) { struct tda10048_state *state = fe->demodulator_priv; - u64 t, z; + u32 z; + u64 t; dprintk(1, "%s()\n", __func__); @@ -341,6 +342,7 @@ static int tda10048_set_wref(struct dvb_frontend *fe, u32 sample_freq_hz, /* t *= 2147483648 on 32bit platforms */ t *= (2048 * 1024); t *= 1024; + /* Sample frequency is under 613MHz */ z = 7 * sample_freq_hz; do_div(t, z); t += 5;