From: Mike Isely <isely@pobox.com>
Date: Sat, 20 Jan 2007 03:30:23 +0000 (-0300)
Subject: V4L/DVB (5089): Pvrusb2: V4L EXT_CTRLS fixup
X-Git-Tag: v2.6.21-rc2~66^2~128
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c1c2680d922cd36338cf3efaf4ce0067c3e26eb1;p=pandora-kernel.git

V4L/DVB (5089): Pvrusb2: V4L EXT_CTRLS fixup

Attempts to enumerate or operate on a group of EXT_CTRLS where the
group size is zero is OK; don't fail on such operations.  At least one
application uses this to probe for the existence of this API so let it
succeed.

Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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