diff --git a/libs/gui/LayerState.cpp b/libs/gui/LayerState.cpp
index acdbd77..498953f 100644
--- a/libs/gui/LayerState.cpp
+++ b/libs/gui/LayerState.cpp
@@ -75,7 +75,7 @@
 
 status_t DisplayState::write(Parcel& output) const {
     output.writeStrongBinder(token);
-    output.writeStrongBinder(surface->asBinder());
+    output.writeStrongBinder(surface != NULL ? surface->asBinder() : NULL);
     output.writeInt32(what);
     output.writeInt32(layerStack);
     output.writeInt32(orientation);