From 20bd1129817c8a4405b266b66c62dd87437f120e Mon Sep 17 00:00:00 2001
From: Winson Chung <winsonc@google.com>
Date: Tue, 16 Mar 2021 11:16:37 -0700
Subject: [PATCH] Fix crash when trying to get bar transitions before nav bar
 is created

Bug: 182830450
Test: Manual
Change-Id: I25ac8eae56a6c6f38d0c7cf9504c9ea6844c8166
---
 .../com/android/systemui/navigationbar/NavigationBar.java    | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java
index c3a523f82d9d8..9d298221fb79c 100644
--- a/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java
+++ b/packages/SystemUI/src/com/android/systemui/navigationbar/NavigationBar.java
@@ -1562,7 +1562,10 @@ public class NavigationBar implements View.OnAttachStateChangeListener,
     }
 
     public NavigationBarTransitions getBarTransitions() {
-        return mNavigationBarView.getBarTransitions();
+        if (mNavigationBarView != null) {
+            return mNavigationBarView.getBarTransitions();
+        }
+        return null;
     }
 
     public void finishBarAnimations() {