From: Hans Verkuil <hverkuil@xs4all.nl>
Date: Tue, 6 Sep 2011 13:23:18 +0000 (-0300)
Subject: [media] v4l: Fix use-after-free case in v4l2_device_release
X-Git-Tag: v3.1-rc9~16^2~3
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8280b662df96f4172c4972b14a4aec0daf272b8f;p=pandora-kernel.git

[media] v4l: Fix use-after-free case in v4l2_device_release

Drivers that have no v4l2_device release callback might free the
v4l2_device instance in the video_device release callback. Make sure we
don't access the v4l2_device instance after it gets freed.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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