diff --git a/core/java/android/view/SurfaceView.java b/core/java/android/view/SurfaceView.java
index 0927bc7b94270..5335d2587053b 100644
--- a/core/java/android/view/SurfaceView.java
+++ b/core/java/android/view/SurfaceView.java
@@ -1623,8 +1623,11 @@ public class SurfaceView extends View implements ViewRootImpl.SurfaceChangedCall
          */
         @Override
         public void unlockCanvasAndPost(Canvas canvas) {
-            mSurface.unlockCanvasAndPost(canvas);
-            mSurfaceLock.unlock();
+            try {
+                mSurface.unlockCanvasAndPost(canvas);
+            } finally {
+                mSurfaceLock.unlock();
+            }
         }
 
         @Override