media: camss: fix memory leaks on error handling paths in probe
authorEvgeny Novikov <novikov@ispras.ru>
Thu, 23 Jul 2020 17:46:51 +0000 (19:46 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 26 Aug 2020 09:49:07 +0000 (11:49 +0200)
commit2dc74b9a9a9f4a569f4486e1e093a769cdd4f7d7
tree2c571f586592614f2454c5b7207afdd40ed22cca
parent630170dfc73ae79a8d7cb623b0b06a92f29e22d8
media: camss: fix memory leaks on error handling paths in probe

[ Upstream commit f45882cfb152f5d3a421fd58f177f227e44843b9 ]

camss_probe() does not free camss on error handling paths. The patch
introduces an additional error label for this purpose. Besides, it
removes call of v4l2_async_notifier_cleanup() from
camss_of_parse_ports() since its caller, camss_probe(), cleans up all
its resources itself.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Evgeny Novikov <novikov@ispras.ru>
Co-developed-by: Anton Vasilyev <vasilyev@ispras.ru>
Signed-off-by: Anton Vasilyev <vasilyev@ispras.ru>
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/qcom/camss/camss.c