diff --git a/core/jni/android_view_GraphicBuffer.cpp b/core/jni/android_view_GraphicBuffer.cpp
index aa79d705e8b43..17d2a5eddbf8d 100644
--- a/core/jni/android_view_GraphicBuffer.cpp
+++ b/core/jni/android_view_GraphicBuffer.cpp
@@ -158,7 +158,7 @@ static jboolean android_view_GraphicBuffer_lockCanvas(JNIEnv* env, jobject,
 
     sp<GraphicBuffer> buffer(wrapper->buffer);
 
-    Rect rect;
+    Rect rect(Rect::EMPTY_RECT);
     if (dirtyRect) {
         rect.left = GET_INT(dirtyRect, gRectClassInfo.left);
         rect.top = GET_INT(dirtyRect, gRectClassInfo.top);
diff --git a/core/jni/android_view_Surface.cpp b/core/jni/android_view_Surface.cpp
index abd2409a70a47..4a311d31bd82f 100644
--- a/core/jni/android_view_Surface.cpp
+++ b/core/jni/android_view_Surface.cpp
@@ -292,7 +292,7 @@ static jlong nativeLockCanvas(JNIEnv* env, jclass clazz,
         return 0;
     }
 
-    Rect dirtyRect;
+    Rect dirtyRect(Rect::EMPTY_RECT);
     Rect* dirtyRectPtr = NULL;
 
     if (dirtyRectObj) {
diff --git a/core/jni/android_view_TextureView.cpp b/core/jni/android_view_TextureView.cpp
index 7e05793a52339..beb83b1e01fad 100644
--- a/core/jni/android_view_TextureView.cpp
+++ b/core/jni/android_view_TextureView.cpp
@@ -142,7 +142,7 @@ static jboolean android_view_TextureView_lockCanvas(JNIEnv* env, jobject,
 
     ANativeWindow_Buffer buffer;
 
-    Rect rect;
+    Rect rect(Rect::EMPTY_RECT);
     if (dirtyRect) {
         rect.left = GET_INT(dirtyRect, gRectClassInfo.left);
         rect.top = GET_INT(dirtyRect, gRectClassInfo.top);