Merge "Fix memory leak of DataSaverPreference"
diff --git a/src/com/android/settings/datausage/DataSaverPreference.java b/src/com/android/settings/datausage/DataSaverPreference.java
index 13ef9d7..f1f648a 100644
--- a/src/com/android/settings/datausage/DataSaverPreference.java
+++ b/src/com/android/settings/datausage/DataSaverPreference.java
@@ -37,7 +37,7 @@
     @Override
     public void onDetached() {
         super.onDetached();
-        mDataSaverBackend.addListener(this);
+        mDataSaverBackend.remListener(this);
     }
 
     @Override