From patchwork Fri Sep 1 12:44:02 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 13372549 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 149D9CA0FEA for ; Fri, 1 Sep 2023 12:44:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349533AbjIAMoi (ORCPT ); Fri, 1 Sep 2023 08:44:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44670 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1349522AbjIAMog (ORCPT ); Fri, 1 Sep 2023 08:44:36 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e5ab]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0F7C110CA; Fri, 1 Sep 2023 05:44:31 -0700 (PDT) Received: from benjamin-XPS-13-9310.. (unknown [IPv6:2a01:e0a:120:3210:4d01:31d2:de6b:d217]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: benjamin.gaignard) by madras.collabora.co.uk (Postfix) with ESMTPSA id 2B08366072B4; Fri, 1 Sep 2023 13:44:28 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1693572268; bh=AbX8Bj09PnboIxD2raU5YodRf5hnpL4JGOUWd895O1I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DKaHB01DDM/qeZqGhpHRx4VVHepDgXnNOHEmlFSLZ4sAE/HolAL5dt7SjPsgWwj9T neBi7yrEqkBoJDSvFkm22sxUAkdutl8nf8Jpa3SUnQ93+FK7Ew5m9JJqwBDpQnalTv mROUIoeKMCp4qoU+Hi2xvRZ9AnlXHYJWZdyNzH9BS4WS4VYOjiUZxoLd222dEUbdxE 4rPG9drVUhY4efMoshHh6uJV4f2qYFlok3O2nQeOF+iue0jbFEmjmsrrA0+ewGdHsI WF8bL8a/2xxTpEukOXC+ZzzFfwlIJMdkRbT2CsEoxshKXxu3FbSQO5zJAHA+lS2NNK xO47FU45LgUXQ== From: Benjamin Gaignard To: mchehab@kernel.org, tfiga@chromium.org, m.szyprowski@samsung.com, ming.qian@nxp.com, ezequiel@vanguardiasur.com.ar, p.zabel@pengutronix.de, gregkh@linuxfoundation.org, hverkuil-cisco@xs4all.nl, nicolas.dufresne@collabora.com Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-staging@lists.linux.dev, kernel@collabora.com, Benjamin Gaignard Subject: [PATCH v6 06/18] media: mediatek: vdec: Use vb2_get_buffer() instead of directly access to buffers array Date: Fri, 1 Sep 2023 14:44:02 +0200 Message-Id: <20230901124414.48497-7-benjamin.gaignard@collabora.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230901124414.48497-1-benjamin.gaignard@collabora.com> References: <20230901124414.48497-1-benjamin.gaignard@collabora.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Use vb2_get_buffer() instead of directly access to vb2_buffer buffer array. This could allow to change the type bufs[] field of vb2_buffer structure if needed. After each call to vb2_get_buffer() we need to be sure that we get a valid pointer so check the return value of all of them. Signed-off-by: Benjamin Gaignard --- .../platform/mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c index e393e3e668f8..3d2ae0e1b5b6 100644 --- a/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c +++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec/vdec_vp9_req_lat_if.c @@ -1696,7 +1696,7 @@ static int vdec_vp9_slice_setup_core_buffer(struct vdec_vp9_slice_instance *inst /* update internal buffer's width/height */ for (i = 0; i < vq->num_buffers; i++) { - if (vb == vq->bufs[i]) { + if (vb == vb2_get_buffer(vq, i)) { instance->dpb[i].width = w; instance->dpb[i].height = h; break;