From aa168d5c112f2752abaa8f560b63a05e1f45d592 Mon Sep 17 00:00:00 2001
From: Sunny Goyal <sunnygoyal@google.com>
Date: Thu, 7 Jun 2018 11:07:17 -0700
Subject: [PATCH] Do not execute controller callbacks, if controller is null

Bug: 109812478
Change-Id: I55adc276fd894dd5f8913483984266327d7d482b
---
 .../src/com/android/quickstep/RecentsAnimationWrapper.java     | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/quickstep/src/com/android/quickstep/RecentsAnimationWrapper.java b/quickstep/src/com/android/quickstep/RecentsAnimationWrapper.java
index 34d42ac927..b0313fc2bb 100644
--- a/quickstep/src/com/android/quickstep/RecentsAnimationWrapper.java
+++ b/quickstep/src/com/android/quickstep/RecentsAnimationWrapper.java
@@ -49,6 +49,9 @@ public class RecentsAnimationWrapper {
         this.mController = controller;
         this.targetSet = targetSet;
 
+        if (controller == null) {
+            return;
+        }
         if (mInputConsumerEnabled) {
             enableInputConsumer();
         }