media: cx24120: Add retval check for cx24120_message_send()

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[ Upstream commit 96002c0ac8 ]

If cx24120_message_send() returns error, we should keep local struct
unchanged.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Fixes: 5afc9a25be ("[media] Add support for TechniSat Skystar S2")
Signed-off-by: Daniil Dulov <d.dulov@aladdin.ru>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Sasha Levin <sashal@kernel.org>

...

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Daniil Dulov 2023-06-02 01:55:01 -07:00 • committed by Greg Kroah-Hartman

parent 2b6e20ef05

commit a96892a40f

1 changed files with 3 additions and 1 deletions

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drivers/media/dvb-frontends/cx24120.c

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