[media] soc-camera: protect against racing open(2) and rmmod

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To protect against open() racing with rmmod, hold the list_lock also while
obtaining a reference to the camera host driver and check that the video
device hasn't been unregistered yet.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

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Guennadi Liakhovetski 2013-01-09 09:14:48 -03:00 • committed by Mauro Carvalho Chehab

parent 53faa685fa

commit 2400a1f89d

1 changed files with 28 additions and 14 deletions

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48

drivers/media/platform/soc_camera/soc_camera.c

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