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drm/radeon: return -ENOENT in fence_wait_next v2 

We should signal the caller that we haven't waited at all.

v2: only change fence_wait_next not fence_wait_last.

Signed-off-by: Christian König <deathsimple@vodafone.de>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Christian König 2012-05-02 15:11:15 +02:00 committed by Dave Airlie
parent 96050bca22
commit 2f6bfe116e
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/radeon/radeon_fence.c
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@ -286,7 +286,7 @@ int radeon_fence_wait_next(struct radeon_device *rdev, int ring)
}
if (list_empty(&rdev->fence_drv[ring].emitted)) {
write_unlock_irqrestore(&rdev->fence_lock, irq_flags);
return 0;
return -ENOENT;
}
fence = list_entry(rdev->fence_drv[ring].emitted.next,
struct radeon_fence, list);