From: Hans Verkuil <hverkuil@xs4all.nl>
Date: Wed, 25 Jun 2008 09:29:01 +0000 (-0300)
Subject: V4L/DVB (8112): videodev: improve extended control support in video_ioctl2()
X-Git-Tag: v2.6.27-rc1~966^2~197
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d8799b4699af008290e141804b40c5ebf3d7dc35;p=pandora-kernel.git

V4L/DVB (8112): videodev: improve extended control support in video_ioctl2()

- add sanity checks for the extended controls argument.
- if the driver only supports extended controls, then convert
  old-style controls to an extended control callback.

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