From d55e7d6fa8210efd0931156605955b0c68deacf0 Mon Sep 17 00:00:00 2001
From: Bruno Martins <bgcngm@gmail.com>
Date: Sat, 17 Feb 2018 00:06:06 +0100
Subject: [PATCH] WifiTile: Avoid NPE during boot phase

* Listening handling can only take place once mController
  is properly initialized.

Change-Id: Icd5003e67a725323a5445a936d5a38a3006c5431
---
 .../SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java     | 1 +
 1 file changed, 1 insertion(+)

diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
index 23702736b0db2..fdbb260f39bd4 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
@@ -76,6 +76,7 @@ public class WifiTile extends QSTileImpl<SignalState> {
 
     @Override
     public void handleSetListening(boolean listening) {
+        if (mController == null) return;
         if (listening) {
             mController.addCallback(mSignalCallback);
         } else {