diff --git a/services/surfaceflinger/BufferStateLayer.cpp b/services/surfaceflinger/BufferStateLayer.cpp
index 4eeaba1..ba193c3 100644
--- a/services/surfaceflinger/BufferStateLayer.cpp
+++ b/services/surfaceflinger/BufferStateLayer.cpp
@@ -989,7 +989,7 @@
  * how to go from screen space back to window space.
  */
 ui::Transform BufferStateLayer::getInputTransform() const {
-    sp<Layer> parent = mDrawingParent.promote();
+    auto parent = mDrawingParent;
     if (parent == nullptr) {
         return ui::Transform();
     }