Ben Skeggs eac2095398 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>
2011-08-23 09:35:16 +01:00
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