From: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Date: Fri, 22 May 2015 17:04:58 +0000 (+0300)
Subject: drm/i915/gtt: Don't leak scratch page on mapping error
X-Git-Tag: omap-for-v4.3/fixes-rc1~89^2~36^2~296
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ea3f5d261fb0b757f95c1657f71ac86eb1778fd1;p=pandora-kernel.git

drm/i915/gtt: Don't leak scratch page on mapping error

Free the scratch page if dma mapping fails.

Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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