linux-kernel - [PATCH] media: imx: fix a potential memory leak in imx_media_csc_scaler_device

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20250226142126.3620482-1-haoxiang_li2024@163.com>
Date: Wed, 26 Feb 2025 22:21:26 +0800
From: Haoxiang Li <haoxiang_li2024@....com>
To: slongerbeam@...il.com,
	p.zabel@...gutronix.de,
	mchehab@...nel.org,
	gregkh@...uxfoundation.org,
	shawnguo@...nel.org,
	s.hauer@...gutronix.de,
	kernel@...gutronix.de,
	festevam@...il.com,
	hverkuil@...all.nl
Cc: linux-media@...r.kernel.org,
	linux-staging@...ts.linux.dev,
	imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	Haoxiang Li <haoxiang_li2024@....com>,
	stable@...r.kernel.org
Subject: [PATCH] media: imx: fix a potential memory leak in imx_media_csc_scaler_device_init()

Add video_device_release() in label 'err_m2m' to release the memory
allocated by video_device_alloc() and prevent potential memory leaks.

Fixes: a8ef0488cc59 ("media: imx: add csc/scaler mem2mem device")
Cc: stable@...r.kernel.org
Signed-off-by: Haoxiang Li <haoxiang_li2024@....com>
---
 drivers/staging/media/imx/imx-media-csc-scaler.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/staging/media/imx/imx-media-csc-scaler.c b/drivers/staging/media/imx/imx-media-csc-scaler.c
index e5e08c6f79f2..f99c88e87a94 100644
--- a/drivers/staging/media/imx/imx-media-csc-scaler.c
+++ b/drivers/staging/media/imx/imx-media-csc-scaler.c
@@ -913,6 +913,7 @@ imx_media_csc_scaler_device_init(struct imx_media_dev *md)
 
 err_m2m:
 	video_set_drvdata(vfd, NULL);
+	video_device_release(vfd);
 err_vfd:
 	kfree(priv);
 	return ERR_PTR(ret);
-- 
2.25.1