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V4L/DVB: v4l videobuf: remove mmap_free callback
authorHans Verkuil <hverkuil@xs4all.nl>
Sun, 28 Mar 2010 10:54:29 +0000 (07:54 -0300)
committerMauro Carvalho Chehab <mchehab@redhat.com>
Wed, 19 May 2010 15:57:50 +0000 (12:57 -0300)
Remove the mmap_free callback from struct videobuf_qtype_ops.

All implementations of this callback do the same trivial check: return
-EBUSY if any buffer is mmapped. That can also be tested in the
videobuf core.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

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