From patchwork Mon May 6 07:05:16 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wen Yang X-Patchwork-Id: 10930615 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A119E1390 for ; Mon, 6 May 2019 07:05:56 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8AB7E285DB for ; Mon, 6 May 2019 07:05:56 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 7B32F2861E; Mon, 6 May 2019 07:05:56 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 28876285DB for ; Mon, 6 May 2019 07:05:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=Hlt/u/o2oLUyboX5hsYw1/FKjfeoTpcgM4dHZLopNO4=; b=SsQKuvbwN2Bupj47vT0GddNRSJ zJDhrLVRF8S6tnbNaQB1cu9ee5AY820ETBnIxAt7jLZJrKNPZI+RXBcrdcQ2uxlPhL3z/MdozJxYD x5EPsgNjOl3JMUhlTev0i+ZCTmx5GC1p5HRC0vb1UOaWBr7foIeu+mpKcp6au5t3hRc9x7L44yIsp YE8Vrz/qHPDTD/2aHiAfMh55QVWTX5IpRUup5b8glKwHWeiAKbJSk9U444uZrPB236bX5hOgywjFV D95CNhgW44nqe2TXhWgPEErSPiBKnMpwkQ2u4yTeOxXFH+uAXkrjaTJI7YG85g25NIL4th23NYtGB 6M/nl5bg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hNXhC-00013k-Ll; Mon, 06 May 2019 07:05:54 +0000 Received: from out1.zte.com.cn ([202.103.147.172] helo=mxct.zte.com.cn) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hNXh2-000809-13; Mon, 06 May 2019 07:05:45 +0000 Received: from mse-fl2.zte.com.cn (unknown [10.30.14.239]) by Forcepoint Email with ESMTPS id 45A5C80D955ADEA13251; Mon, 6 May 2019 15:03:34 +0800 (CST) Received: from notes_smtp.zte.com.cn ([10.30.1.239]) by mse-fl2.zte.com.cn with ESMTP id x4673P5h076258; Mon, 6 May 2019 15:03:25 +0800 (GMT-8) (envelope-from wen.yang99@zte.com.cn) Received: from fox-host8.localdomain ([10.74.120.8]) by szsmtp06.zte.com.cn (Lotus Domino Release 8.5.3FP6) with ESMTP id 2019050615032991-10027949 ; Mon, 6 May 2019 15:03:29 +0800 From: Wen Yang To: linux-kernel@vger.kernel.org Subject: [PATCH 2/4] media: mtk-vpu: fix leaked of_node references Date: Mon, 6 May 2019 15:05:16 +0800 Message-Id: <1557126318-21487-3-git-send-email-wen.yang99@zte.com.cn> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1557126318-21487-1-git-send-email-wen.yang99@zte.com.cn> References: <1557126318-21487-1-git-send-email-wen.yang99@zte.com.cn> X-MIMETrack: Itemize by SMTP Server on SZSMTP06/server/zte_ltd(Release 8.5.3FP6|November 21, 2013) at 2019-05-06 15:03:30, Serialize by Router on notes_smtp/zte_ltd(Release 9.0.1FP7|August 17, 2016) at 2019-05-06 15:03:23, Serialize complete at 2019-05-06 15:03:23 X-MAIL: mse-fl2.zte.com.cn x4673P5h076258 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190506_000544_230758_442763AD X-CRM114-Status: GOOD ( 12.73 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wang.yi59@zte.com.cn, Andrew-CT Chen , Mauro Carvalho Chehab , Minghsiu Tsai , Houlong Wei , linux-mediatek@lists.infradead.org, Matthias Brugger , Tiffany Lin , Wen Yang , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The call to of_parse_phandle returns a node pointer with refcount incremented thus it must be explicitly decremented after the last usage. Detected by coccinelle with the following warnings: drivers/media/platform/mtk-vpu/mtk_vpu.c:477:1-7: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 464, but without a corresponding object release within this function. Signed-off-by: Wen Yang Cc: Minghsiu Tsai Cc: Houlong Wei Cc: Andrew-CT Chen Cc: Tiffany Lin Cc: Mauro Carvalho Chehab Cc: Matthias Brugger Cc: linux-media@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-mediatek@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- drivers/media/platform/mtk-vpu/mtk_vpu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/platform/mtk-vpu/mtk_vpu.c b/drivers/media/platform/mtk-vpu/mtk_vpu.c index 46c45f9..97dcb4c 100644 --- a/drivers/media/platform/mtk-vpu/mtk_vpu.c +++ b/drivers/media/platform/mtk-vpu/mtk_vpu.c @@ -468,9 +468,9 @@ struct platform_device *vpu_get_plat_device(struct platform_device *pdev) } vpu_pdev = of_find_device_by_node(vpu_node); + of_node_put(vpu_node); if (WARN_ON(!vpu_pdev)) { dev_err(dev, "vpu pdev failed\n"); - of_node_put(vpu_node); return NULL; } From patchwork Mon May 6 07:05:17 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wen Yang X-Patchwork-Id: 10930613 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6DFF01390 for ; Mon, 6 May 2019 07:05:52 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5A9D7285D9 for ; Mon, 6 May 2019 07:05:52 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4EBF42860A; Mon, 6 May 2019 07:05:52 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id E9511285D9 for ; Mon, 6 May 2019 07:05:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=3IttdnReGjhHktrSFhvx14BEClZDvgZJ6FL8Ea3bv+E=; b=WlEYbN8yYM7ApJ8vK1F6clfaRV nENAt2Xl7B0TdXmexmtOvWETOMOin3uSu+1L8vhooVkQtib7kktv7RAI+pUn/gQ2eixqpCcaj+r0A o72FZpp0vhGjVj8CiTCxOl2VBmOoNV1/WQqBeAIssWcoxc14WpFn0Xs+K6yS4uDSSuQVG33L6OZFB BIHNk3loDWHu1rLVX+++DwN6Qk7wrKaMhJ8SgoUAJIf/nj2h3Q0T5jMVwYLQgLGndiWv701i7Vc4a pH+M5IHQJQViBdJJzVGYennmJgx1ZTqjRyiS8VZAqIWdvvSjSYg5SI6oPSGHWidrcQxYX3ftGz+yE 9Et1tw4w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hNXh6-0000wg-2A; Mon, 06 May 2019 07:05:48 +0000 Received: from mxhk.zte.com.cn ([63.217.80.70]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hNXh2-000808-13; Mon, 06 May 2019 07:05:45 +0000 Received: from mse-fl1.zte.com.cn (unknown [10.30.14.238]) by Forcepoint Email with ESMTPS id DA82BDDDD39076BBC7BB; Mon, 6 May 2019 15:03:30 +0800 (CST) Received: from notes_smtp.zte.com.cn ([10.30.1.239]) by mse-fl1.zte.com.cn with ESMTP id x4673Q2e021653; Mon, 6 May 2019 15:03:26 +0800 (GMT-8) (envelope-from wen.yang99@zte.com.cn) Received: from fox-host8.localdomain ([10.74.120.8]) by szsmtp06.zte.com.cn (Lotus Domino Release 8.5.3FP6) with ESMTP id 2019050615033055-10027950 ; Mon, 6 May 2019 15:03:30 +0800 From: Wen Yang To: linux-kernel@vger.kernel.org Subject: [PATCH 3/4] media: mtk-vcodec: fix leaked of_node references Date: Mon, 6 May 2019 15:05:17 +0800 Message-Id: <1557126318-21487-4-git-send-email-wen.yang99@zte.com.cn> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1557126318-21487-1-git-send-email-wen.yang99@zte.com.cn> References: <1557126318-21487-1-git-send-email-wen.yang99@zte.com.cn> X-MIMETrack: Itemize by SMTP Server on SZSMTP06/server/zte_ltd(Release 8.5.3FP6|November 21, 2013) at 2019-05-06 15:03:30, Serialize by Router on notes_smtp/zte_ltd(Release 9.0.1FP7|August 17, 2016) at 2019-05-06 15:03:24, Serialize complete at 2019-05-06 15:03:24 X-MAIL: mse-fl1.zte.com.cn x4673Q2e021653 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190506_000544_219980_FCE38139 X-CRM114-Status: GOOD ( 12.82 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wang.yi59@zte.com.cn, Andrew-CT Chen , Tiffany Lin , linux-mediatek@lists.infradead.org, Matthias Brugger , Mauro Carvalho Chehab , Wen Yang , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The call to of_find_device_by_node returns a node pointer with refcount incremented thus it must be explicitly decremented after the last usage. Detected by coccinelle with the following warnings: drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c:60:3-9: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 38, but without a corresponding object release within this function. drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c:63:2-8: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 38, but without a corresponding object release within this function. drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c:72:3-9: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 38, but without a corresponding object release within this function. Signed-off-by: Wen Yang Cc: Tiffany Lin Cc: Andrew-CT Chen Cc: Mauro Carvalho Chehab Cc: Matthias Brugger Cc: linux-media@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-mediatek@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c index 7884465..11c45c5 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_dec_pm.c @@ -42,8 +42,8 @@ int mtk_vcodec_init_dec_pm(struct mtk_vcodec_dev *mtkdev) } pdev = of_find_device_by_node(node); + of_node_put(node); if (WARN_ON(!pdev)) { - of_node_put(node); return -1; } pm->larbvdec = &pdev->dev; From patchwork Mon May 6 07:05:18 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wen Yang X-Patchwork-Id: 10930621 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 056BA1390 for ; Mon, 6 May 2019 07:06:15 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E6A10285D9 for ; Mon, 6 May 2019 07:06:14 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id DA7DA2860A; Mon, 6 May 2019 07:06:14 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 6ED9D285D9 for ; Mon, 6 May 2019 07:06:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=jbWBYpSzraieOWVTN3wSb6DHsKIHvlGcVhjbxcIsAO0=; b=rVSpfoWeGjmG4dzwo9X6obFSFn DUY4ggA7ckrM9LrC5k7cLTZpTRYtr65mNKa2LRwTK84/FKraYdhy5ZXx8Tfmkx7L//gDvb53P5IfF hErWVrnDIQQk9CD1PaV6DuUCyo7H6Wylx04SUPgPX0Yyibq159J1iMQM4CcKiu18L4bmg/SZ3sQYH jhHohrDKaUtjw4+PDiRqvVifIN4Mm/wkLHO/26AM+932nQZFJuVu5qoADWEuw7A1mnx7BjYvWyCtt uYmSqiyDK+7qmtlLiEJEBtvl1UG7+tZm2EKzn+6OBg/Th/UXG1ugC4/hKX6/VlT2BlcgabP2HFEBd SSaJmbWQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hNXhR-0001Nw-S9; Mon, 06 May 2019 07:06:09 +0000 Received: from mxhk.zte.com.cn ([63.217.80.70]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hNXh2-00080B-64 for linux-arm-kernel@lists.infradead.org; Mon, 06 May 2019 07:05:47 +0000 Received: from mse-fl2.zte.com.cn (unknown [10.30.14.239]) by Forcepoint Email with ESMTPS id AC99646E20D2C3CA686D; Mon, 6 May 2019 15:03:36 +0800 (CST) Received: from notes_smtp.zte.com.cn ([10.30.1.239]) by mse-fl2.zte.com.cn with ESMTP id x4673RgY076284; Mon, 6 May 2019 15:03:27 +0800 (GMT-8) (envelope-from wen.yang99@zte.com.cn) Received: from fox-host8.localdomain ([10.74.120.8]) by szsmtp06.zte.com.cn (Lotus Domino Release 8.5.3FP6) with ESMTP id 2019050615033117-10027951 ; Mon, 6 May 2019 15:03:31 +0800 From: Wen Yang To: linux-kernel@vger.kernel.org Subject: [PATCH 4/4] media: xilinx: fix leaked of_node references Date: Mon, 6 May 2019 15:05:18 +0800 Message-Id: <1557126318-21487-5-git-send-email-wen.yang99@zte.com.cn> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1557126318-21487-1-git-send-email-wen.yang99@zte.com.cn> References: <1557126318-21487-1-git-send-email-wen.yang99@zte.com.cn> X-MIMETrack: Itemize by SMTP Server on SZSMTP06/server/zte_ltd(Release 8.5.3FP6|November 21, 2013) at 2019-05-06 15:03:31, Serialize by Router on notes_smtp/zte_ltd(Release 9.0.1FP7|August 17, 2016) at 2019-05-06 15:03:25, Serialize complete at 2019-05-06 15:03:25 X-MAIL: mse-fl2.zte.com.cn x4673RgY076284 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190506_000544_391124_62AA69C8 X-CRM114-Status: GOOD ( 14.91 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: wang.yi59@zte.com.cn, Hyun Kwon , Patrice Chotard , Michal Simek , Laurent Pinchart , Mauro Carvalho Chehab , Wen Yang , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The call to of_get_child_by_name returns a node pointer with refcount incremented thus it must be explicitly decremented after the last usage. Detected by coccinelle with the following warnings: drivers/media/platform/xilinx/xilinx-vipp.c:487:3-9: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 477, but without a corresponding object release within this function. drivers/media/platform/xilinx/xilinx-vipp.c:491:1-7: ERROR: missing of_node_put; acquired a node pointer with refcount incremented on line 477, but without a corresponding object release within this function. Signed-off-by: Wen Yang Cc: Patrice Chotard Cc: Hyun Kwon Cc: Laurent Pinchart Cc: Mauro Carvalho Chehab Cc: Michal Simek Cc: linux-media@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- drivers/media/platform/exynos4-is/fimc-is.c | 1 + drivers/media/platform/exynos4-is/media-dev.c | 1 + drivers/media/platform/xilinx/xilinx-vipp.c | 8 +++++--- 3 files changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/media/platform/exynos4-is/fimc-is.c b/drivers/media/platform/exynos4-is/fimc-is.c index 02da0b0..25df4c6 100644 --- a/drivers/media/platform/exynos4-is/fimc-is.c +++ b/drivers/media/platform/exynos4-is/fimc-is.c @@ -809,6 +809,7 @@ static int fimc_is_probe(struct platform_device *pdev) return -ENODEV; is->pmu_regs = of_iomap(node, 0); + of_node_put(node); if (!is->pmu_regs) return -ENOMEM; diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c index 463f2d8..a31dacf 100644 --- a/drivers/media/platform/exynos4-is/media-dev.c +++ b/drivers/media/platform/exynos4-is/media-dev.c @@ -450,6 +450,7 @@ static int fimc_md_parse_port_node(struct fimc_md *fmd, else pd->fimc_bus_type = pd->sensor_bus_type; + of_node_put(np); if (WARN_ON(index >= ARRAY_SIZE(fmd->sensor))) { of_node_put(rem); return -EINVAL; diff --git a/drivers/media/platform/xilinx/xilinx-vipp.c b/drivers/media/platform/xilinx/xilinx-vipp.c index edce040..307717c 100644 --- a/drivers/media/platform/xilinx/xilinx-vipp.c +++ b/drivers/media/platform/xilinx/xilinx-vipp.c @@ -472,7 +472,7 @@ static int xvip_graph_dma_init(struct xvip_composite_device *xdev) { struct device_node *ports; struct device_node *port; - int ret; + int ret = 0; ports = of_get_child_by_name(xdev->dev->of_node, "ports"); if (ports == NULL) { @@ -484,11 +484,13 @@ static int xvip_graph_dma_init(struct xvip_composite_device *xdev) ret = xvip_graph_dma_init_one(xdev, port); if (ret < 0) { of_node_put(port); - return ret; + goto out_put_node; } } - return 0; +out_put_node: + of_node_put(ports); + return ret; } static void xvip_graph_cleanup(struct xvip_composite_device *xdev)