From f2c664abd97952d28a1890beeff8ffb6a8d7c290 Mon Sep 17 00:00:00 2001
From: Stanley Wang <stanleytfwang@google.com>
Date: Thu, 13 May 2021 18:09:00 +0800
Subject: [PATCH] Guard the NPE on StartNow slice

Check if preference is null to avoid NPE when the StartNowPreferenceController
is called by slice.

Fixes: 187806890
Test: robotest
Change-Id: I84c1ee42bc1fd87dd720061e3af81e926028181d
---
 .../settings/dream/StartNowPreferenceController.java        | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/com/android/settings/dream/StartNowPreferenceController.java b/src/com/android/settings/dream/StartNowPreferenceController.java
index ed0a4dbeece..f6a79ccea01 100644
--- a/src/com/android/settings/dream/StartNowPreferenceController.java
+++ b/src/com/android/settings/dream/StartNowPreferenceController.java
@@ -59,8 +59,10 @@ public class StartNowPreferenceController extends SettingsMainSwitchPreferenceCo
     @Override
     public boolean setChecked(boolean isChecked) {
         if (isChecked) {
-            mMetricsFeatureProvider.logClickedPreference(mSwitchPreference,
-                    mSwitchPreference.getExtras().getInt(DashboardFragment.CATEGORY));
+            if (mSwitchPreference != null) {
+                mMetricsFeatureProvider.logClickedPreference(mSwitchPreference,
+                        mSwitchPreference.getExtras().getInt(DashboardFragment.CATEGORY));
+            }
             mBackend.startDreaming();
         }
         return true;