Messages in this thread Patch in this message | | | From | Sasha Levin <> | Subject | [PATCH AUTOSEL 4.14 04/52] media: st-delta: Fix reference count leak in delta_run_work | Date | Sun, 18 Oct 2020 15:24:41 -0400 |
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From: Aditya Pakki <pakki001@umn.edu>
[ Upstream commit 57cc666d36adc7b45e37ba4cd7bc4e44ec4c43d7 ]
delta_run_work() calls delta_get_sync() that increments the reference counter. In case of failure, decrement the reference count by calling delta_put_autosuspend().
Signed-off-by: Aditya Pakki <pakki001@umn.edu> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/media/platform/sti/delta/delta-v4l2.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/media/platform/sti/delta/delta-v4l2.c b/drivers/media/platform/sti/delta/delta-v4l2.c index b2dc3d223a9c9..7c925f309158d 100644 --- a/drivers/media/platform/sti/delta/delta-v4l2.c +++ b/drivers/media/platform/sti/delta/delta-v4l2.c @@ -970,8 +970,10 @@ static void delta_run_work(struct work_struct *work) /* enable the hardware */ if (!dec->pm) { ret = delta_get_sync(ctx); - if (ret) + if (ret) { + delta_put_autosuspend(ctx); goto err; + } } /* decode this access unit */ -- 2.25.1
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