From: Ville Syrjälä <ville.syrjala@linux.intel.com>
Date: Tue, 9 Apr 2013 17:09:13 +0000 (+0300)
Subject: drm/i915: Reject fence stride=0 on gen4+
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~55^2~40^2~25
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fe48d8de34eeaefb2c71dab68ea7c236f06e5877;p=pandora-kernel.git

drm/i915: Reject fence stride=0 on gen4+

Our checks for an invalid fence stride forgot to guard against
zero stride on gen4+. Fix it.

v2: Avoid duplicated code (danvet)

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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