video_device.priv is not allowed to touch and it will be actually removed in
near future.  Use video_get_drvdata() instead.
Signed-off-by: NJiri Slaby <jirislaby@gmail.com>
Cc: Greg KH <greg@kroah.com>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>