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drm/i915: Convert BUG_ON(pin_count) from an impossible condition
authorChris Wilson <chris@chris-wilson.co.uk>
Fri, 29 Oct 2010 09:41:23 +0000 (10:41 +0100)
committerChris Wilson <chris@chris-wilson.co.uk>
Fri, 29 Oct 2010 09:54:29 +0000 (10:54 +0100)
Also spotted by Dan Carpenter.

obj->pin_count is unsigned so the BUG_ON(obj->pin_count<0) will never
trigger.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

No differences found
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