diff --git a/drivers/gpu/drm/i915/intel_atomic.c b/drivers/gpu/drm/i915/intel_atomic.c
index 50ff90aea72187cd9da6fb5437a6af08b11f63d6..8f0d006fe4a06f3a60267cef1139b64196ddcfd6 100644
--- a/drivers/gpu/drm/i915/intel_atomic.c
+++ b/drivers/gpu/drm/i915/intel_atomic.c
@@ -223,7 +223,8 @@ int intel_atomic_setup_scalers(struct drm_device *dev,
 				continue;
 			}
 
-			plane_state = to_intel_plane_state(drm_state->plane_states[i]);
+			plane_state = intel_atomic_get_existing_plane_state(drm_state,
+									    intel_plane);
 			scaler_id = &plane_state->scaler_id;
 		}