From: Ben Skeggs <bskeggs@redhat.com>
Date: Mon, 22 Aug 2011 03:15:04 +0000 (+0000)
Subject: drm/ttm: unbind ttm before destroying node in accel move cleanup
X-Git-Tag: v3.1-rc4~56^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=eac2095398668f989a3dd8d00be1b87850d78c01;p=pandora-kernel.git

drm/ttm: unbind ttm before destroying node in accel move cleanup

Nouveau makes the assumption that if a TTM is bound there will be a mm_node
around for it and the backwards ordering here resulted in a use-after-free
on some eviction paths.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
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