drm/i915/execbuffer: On error, starting unwinding from the previous object

As the error occurred on the current object, it means that its state was
not changed and so it should be excluded from the unwind.

Reported-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2010-11-28 15:31:02 +00:00
commit 602606a472