drm/radeon: Unreference GEM object outside of spinlock in page flip error path.
Should fix https://bugzilla.redhat.com/show_bug.cgi?id=726277 . Signed-off-by: Michel Dänzer <michel.daenzer@amd.com> cc: stable@kernel.org Signed-off-by: Dave Airlie <airlied@redhat.com>
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@ -473,8 +473,8 @@ pflip_cleanup:
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spin_lock_irqsave(&dev->event_lock, flags);
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radeon_crtc->unpin_work = NULL;
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unlock_free:
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drm_gem_object_unreference_unlocked(old_radeon_fb->obj);
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spin_unlock_irqrestore(&dev->event_lock, flags);
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drm_gem_object_unreference_unlocked(old_radeon_fb->obj);
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radeon_fence_unref(&work->fence);
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kfree(work);
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