[media] au0828: fix case where STREAMOFF being called on stopped stream causes BUG()
authorDevin Heitmueller <dheitmueller@kernellabs.com>
Tue, 7 Aug 2012 01:47:03 +0000 (22:47 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Thu, 9 Aug 2012 23:38:35 +0000 (20:38 -0300)
commita595c1ce4c9d572cf53513570b9f1a263d7867f2
tree5d5250050642d88849bdcdc10422212875ce3335
parent4a03dafc7b0a347854bc0a8652ffa314150fd1e5
[media] au0828: fix case where STREAMOFF being called on stopped stream causes BUG()

We weren't checking whether the resource was in use before calling
res_free(), so applications which called STREAMOFF on a v4l2 device that
wasn't already streaming would cause a BUG() to be hit (MythTV).

Reported-by: Larry Finger <larry.finger@lwfinger.net>
Reported-by: Jay Harbeston <jharbestonus@gmail.com>
Signed-off-by: Devin Heitmueller <dheitmueller@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
drivers/media/video/au0828/au0828-video.c