* [PATCH AUTOSEL 5.15 08/19] media: meson: vdec: fix possible refcount leak in vdec_probe()
[not found] <20221101112919.799868-1-sashal@kernel.org>
@ 2022-11-01 11:29 ` Sasha Levin
0 siblings, 0 replies; only message in thread
From: Sasha Levin @ 2022-11-01 11:29 UTC (permalink / raw)
To: linux-kernel, stable
Cc: Hangyu Hua, Hans Verkuil, Mauro Carvalho Chehab, Sasha Levin,
neil.armstrong, gregkh, khilman, linux-media, linux-amlogic,
linux-staging, linux-arm-kernel
From: Hangyu Hua <hbh25y@gmail.com>
[ Upstream commit 7718999356234d9cc6a11b4641bb773928f1390f ]
v4l2_device_unregister need to be called to put the refcount got by
v4l2_device_register when vdec_probe fails or vdec_remove is called.
Signed-off-by: Hangyu Hua <hbh25y@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/staging/media/meson/vdec/vdec.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/staging/media/meson/vdec/vdec.c b/drivers/staging/media/meson/vdec/vdec.c
index e51d69c4729d..040ed56eb24f 100644
--- a/drivers/staging/media/meson/vdec/vdec.c
+++ b/drivers/staging/media/meson/vdec/vdec.c
@@ -1105,6 +1105,7 @@ static int vdec_probe(struct platform_device *pdev)
err_vdev_release:
video_device_release(vdev);
+ v4l2_device_unregister(&core->v4l2_dev);
return ret;
}
@@ -1113,6 +1114,7 @@ static int vdec_remove(struct platform_device *pdev)
struct amvdec_core *core = platform_get_drvdata(pdev);
video_unregister_device(core->vdev_dec);
+ v4l2_device_unregister(&core->v4l2_dev);
return 0;
}
--
2.35.1
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