tree 2c061c373e64f4c0ee3209f7b70a6db9ca5df3be
parent e74153d44a57d9445fb1dfad7c3accbec6d4a873
author Aidan Thornton <makosoft@googlemail.com> 1208109362 -0300
committer Mauro Carvalho Chehab <mchehab@infradead.org> 1209056927 -0300

V4L/DVB (7548): Various fixes for the em28xx videobuf code

- Aborting buffer_filled if no-one's waiting on the waitqueue probably isn't
  what we want, since just because no-one's waiting for it now doesn't mean they
  wouldn't dequeue it in time. (vivi gets away with this, possibly because it
  can fill each buffer much faster.)

- The first BUG_ON(lencopy <= 0); really isn't worth causing a kernel panic
  over, especially since there are some reasons why it could trigger in normal use.

- The top and botom frames are actually the wrong way around.

Signed-off-by: Aidan Thornton <makosoft@googlemail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>