diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 596ec12..f9262a0 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -5167,7 +5167,7 @@
 
 status_t SurfaceFlinger::setTransactionState(
         const FrameTimelineInfo& frameTimelineInfo, Vector<ComposerState>& states,
-        const Vector<DisplayState>& displays, uint32_t flags, const sp<IBinder>& applyToken,
+        Vector<DisplayState>& displays, uint32_t flags, const sp<IBinder>& applyToken,
         InputWindowCommands inputWindowCommands, int64_t desiredPresentTime, bool isAutoTimestamp,
         const std::vector<client_cache_t>& uncacheBuffers, bool hasListenerCallbacks,
         const std::vector<ListenerCallbacks>& listenerCallbacks, uint64_t transactionId,
@@ -5182,7 +5182,7 @@
         composerState.state.sanitize(permissions);
     }
 
-    for (DisplayState display : displays) {
+    for (DisplayState& display : displays) {
         display.sanitize(permissions);
     }