media: stm32-dcmi: fix lock scheme

Fix lock scheme leading to spurious freeze.

Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Hugues Fruchet 2018-02-22 04:49:14 -05:00 • committed by Mauro Carvalho Chehab
commit f8c5363db3