From: Hans Verkuil Date: Mon, 11 Nov 2013 11:16:03 +0000 (-0300) Subject: [media] bttv: don't setup the controls if there are no video devices X-Git-Tag: v3.13-rc4~25^2~21 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f8e1b699a5504a2da05834c7cfdddb125a8ce088;p=pandora-kernel.git [media] bttv: don't setup the controls if there are no video devices The no_video flag was checked in all other cases except one. Calling v4l2_ctrl_handler_setup() if no_video is 1 will crash. This wasn't noticed before since there are only two card types that set no_video to 1, so this type of hardware is quite rare. Signed-off-by: Hans Verkuil Reported-by: Lorenz Röhrl Tested-by: Lorenz Röhrl Cc: stable@vger.kernel.org Signed-off-by: Mauro Carvalho Chehab --- Reading git-diff-tree failed