From: Hans Verkuil <hans.verkuil@cisco.com>
Date: Fri, 22 Jun 2012 08:44:14 +0000 (-0300)
Subject: [media] vb2-core: add support for count == 0 in create_bufs
X-Git-Tag: v3.6-rc1~40^2^2~39
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f05393d2eb45b3cc9663223c3709134ccef51290;p=pandora-kernel.git

[media] vb2-core: add support for count == 0 in create_bufs

This also fixes incorrect error handling in create_bufs: the return code
of __vb2_queue_alloc is the number of allocated buffers, and not a
traditional error code.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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