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path: root/drivers/gpu/drm/i915/display/intel_frontbuffer.c
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Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_frontbuffer.c')
-rw-r--r--drivers/gpu/drm/i915/display/intel_frontbuffer.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_frontbuffer.c b/drivers/gpu/drm/i915/display/intel_frontbuffer.c
index d5540c739404..412a19a888a2 100644
--- a/drivers/gpu/drm/i915/display/intel_frontbuffer.c
+++ b/drivers/gpu/drm/i915/display/intel_frontbuffer.c
@@ -251,7 +251,7 @@ static void frontbuffer_retire(struct i915_active *ref)
static void frontbuffer_release(struct kref *ref)
__releases(&intel_bo_to_i915(front->obj)->display.fb_tracking.lock)
{
- struct intel_frontbuffer *front =
+ struct intel_frontbuffer *ret, *front =
container_of(ref, typeof(*front), ref);
struct drm_i915_gem_object *obj = front->obj;
@@ -259,7 +259,8 @@ static void frontbuffer_release(struct kref *ref)
i915_ggtt_clear_scanout(obj);
- i915_gem_object_set_frontbuffer(obj, NULL);
+ ret = i915_gem_object_set_frontbuffer(obj, NULL);
+ drm_WARN_ON(&intel_bo_to_i915(obj)->drm, ret);
spin_unlock(&intel_bo_to_i915(obj)->display.fb_tracking.lock);
i915_active_fini(&front->write);