drm/i915: Skip pread/pwrite if size to copy is 0.
authorChris Wilson <chris@chris-wilson.co.uk>
Sun, 26 Sep 2010 19:23:38 +0000 (20:23 +0100)
committerChris Wilson <chris@chris-wilson.co.uk>
Mon, 4 Oct 2010 09:07:46 +0000 (10:07 +0100)
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

No differences found