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media: ttusb-dec: avoid release of non-acquired mutex
[ Upstream commit 36b9d69 ] ttusb_dec_send_command() invokes mutex_lock_interruptible() that can fail but then it releases the non-acquired mutex. The patch fixes that. Found by Linux Driver Verification project (linuxtesting.org). Fixes: dba328b ("media: ttusb-dec: cleanup an error handling logic") Signed-off-by: Evgeny Novikov <novikov@ispras.ru> Signed-off-by: Sean Young <sean@mess.org> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
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