From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 54420C4332F for ; Thu, 13 Oct 2022 00:32:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=kRQ6sQhEQKQVMv5BRDpL+pwkfPAXtZyvH0g+5/s73UU=; b=yXYiP3MwekANxV tty1wBf8x3aRt06kT2eCZ7v1IuF08s4fBUGDYh9dcGpLKZLAfCNsHmUFSG2KZh/e6lsxRBBC+YsVc kHk5qqTSnuTUL7XzedFsXwFk4an0kwzVEumkZM0OOICR2q/Cj2n38ucKBrq2lQxX8STPa9Xn/jRhl YAPLGz+RO1Ns3aHUayJ2OOHWw8d4KIz13LvVSm6xu4lk21z5df8wyRRLnC8k51eUu03WUG83HkJMQ lNj+1+TeM2mHc86GaMZe5SQZbuyutJshTCD6tlYcc/38B9E9U+Q382Y2bE3YqE6EChUec7TU1zuLK ceIPNdBArdL9BXwKu7NA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oim82-009tE7-4S; Thu, 13 Oct 2022 00:31:14 +0000 Received: from ams.source.kernel.org ([2604:1380:4601:e00::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oilyr-009oq2-52; Thu, 13 Oct 2022 00:21:47 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 91669B81CDC; Thu, 13 Oct 2022 00:21:43 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4CC6FC433D6; Thu, 13 Oct 2022 00:21:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1665620502; bh=i1lndpiEkYrYAtQpDMBbdOudkzLK1aVb7W6EgX5Yd3A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=n2BLZLyggaDgsax3xO3TQy9M+dyFbP4ZpSPjKD6trFqlic0eMh9Pp+Qfs31bGEqWV i9yl+hF79wtvVvoH4FWMQgZsqnXhkPtvwDanO+iW2H9Pi67xYKT/9TjMcFnALHPMbu EBPCYZy+/0N/Q3Joi9Ga4gA0iPRTtaJs+6vk/bVKS43SGLIImnlN7YOv+J0XZfdcOQ FlgmIXlGBMe03hkbZBhI6joIiPjcT1W+SC/ogg8Z09hkwhdNhltVrlWWmWvagNPiVu S7d+4D73pewDj/eOPfq11kmynWlHSpWFGVun1FFEsapkgv0AnYBVtSYEaaJuMLwE81 IZnVKVuC5GO/Q== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Hangyu Hua , Hans Verkuil , Mauro Carvalho Chehab , Sasha Levin , neil.armstrong@linaro.org, khilman@baylibre.com, matthias.bgg@gmail.com, dafna.hirschfeld@collabora.com, vulab@iscas.ac.cn, rick.chang@mediatek.com, yong.wu@mediatek.com, colin.i.king@gmail.com, christophe.jaillet@wanadoo.fr, prabhakar.mahadev-lad.rj@bp.renesas.com, andrzej.hajda@intel.com, linux-media@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH AUTOSEL 5.15 03/47] media: platform: fix some double free in meson-ge2d and mtk-jpeg and s5p-mfc Date: Wed, 12 Oct 2022 20:20:38 -0400 Message-Id: <20221013002124.1894077-3-sashal@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20221013002124.1894077-1-sashal@kernel.org> References: <20221013002124.1894077-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221012_172145_538109_68B1F2AE X-CRM114-Status: GOOD ( 11.04 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Hangyu Hua [ Upstream commit c65c3f3a2cbf21ed429d9b9c725bdb5dc6abf4cf ] video_unregister_device will release device internally. There is no need to call video_device_release after video_unregister_device. Signed-off-by: Hangyu Hua Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Sasha Levin --- drivers/media/platform/meson/ge2d/ge2d.c | 1 - drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c | 1 - drivers/media/platform/s5p-mfc/s5p_mfc.c | 3 +-- 3 files changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/media/platform/meson/ge2d/ge2d.c b/drivers/media/platform/meson/ge2d/ge2d.c index a373dea9866b..a885cbc99e38 100644 --- a/drivers/media/platform/meson/ge2d/ge2d.c +++ b/drivers/media/platform/meson/ge2d/ge2d.c @@ -1032,7 +1032,6 @@ static int ge2d_remove(struct platform_device *pdev) video_unregister_device(ge2d->vfd); v4l2_m2m_release(ge2d->m2m_dev); - video_device_release(ge2d->vfd); v4l2_device_unregister(&ge2d->v4l2_dev); clk_disable_unprepare(ge2d->clk); diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c index a89c7b206eef..470f8f167744 100644 --- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c +++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c @@ -1457,7 +1457,6 @@ static int mtk_jpeg_remove(struct platform_device *pdev) pm_runtime_disable(&pdev->dev); video_unregister_device(jpeg->vdev); - video_device_release(jpeg->vdev); v4l2_m2m_release(jpeg->m2m_dev); v4l2_device_unregister(&jpeg->v4l2_dev); mtk_jpeg_clk_release(jpeg); diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c b/drivers/media/platform/s5p-mfc/s5p_mfc.c index f336a9543273..4fc135d9f38b 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c @@ -1406,6 +1406,7 @@ static int s5p_mfc_probe(struct platform_device *pdev) /* Deinit MFC if probe had failed */ err_enc_reg: video_unregister_device(dev->vfd_dec); + dev->vfd_dec = NULL; err_dec_reg: video_device_release(dev->vfd_enc); err_enc_alloc: @@ -1451,8 +1452,6 @@ static int s5p_mfc_remove(struct platform_device *pdev) video_unregister_device(dev->vfd_enc); video_unregister_device(dev->vfd_dec); - video_device_release(dev->vfd_enc); - video_device_release(dev->vfd_dec); v4l2_device_unregister(&dev->v4l2_dev); s5p_mfc_unconfigure_dma_memory(dev); -- 2.35.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel