drm/i915: Return error from i915_gem_object_get_fence_reg() when failing.

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Previously, the caller would continue along without knowing that the
function failed, resulting in potential mis-rendering.  Right now vm_fault
just returns SIGBUS in that case, and we may need to disable signal handling
to avoid that happening.

Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@linux.ie>

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Eric Anholt 2009-01-27 10:33:49 -08:00 • committed by Dave Airlie

parent ab657db12d

commit d9ddcb96e0

1 changed files with 13 additions and 7 deletions

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drivers/gpu/drm/i915/i915_gem.c

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