From 625bc4bd21bdaa0573143c9e5d146be9804d6bb7 Mon Sep 17 00:00:00 2001
From: bohu <bohu@google.com>
Date: Wed, 24 Feb 2016 06:55:16 -0800
Subject: [PATCH] Emulator: avoid accessing null BluetoothAdapter

bug: 27324609
Emulator has no bluetooth support at this moment, and settings
should not crash in this case.

Change-Id: I1bfc6c907ac02d4798b6c118291e6a9d1bf23c7c
---
 src/com/android/settings/bluetooth/BluetoothSettings.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/com/android/settings/bluetooth/BluetoothSettings.java b/src/com/android/settings/bluetooth/BluetoothSettings.java
index 9aa14fc1915..7db915faa86 100644
--- a/src/com/android/settings/bluetooth/BluetoothSettings.java
+++ b/src/com/android/settings/bluetooth/BluetoothSettings.java
@@ -496,8 +496,9 @@ public final class BluetoothSettings extends DeviceListPreferenceFragment implem
 
         @Override
         public void setListening(boolean listening) {
+            BluetoothAdapter defaultAdapter = BluetoothAdapter.getDefaultAdapter();
+            if (defaultAdapter == null) return;
             if (listening) {
-                BluetoothAdapter defaultAdapter = BluetoothAdapter.getDefaultAdapter();
                 mEnabled = defaultAdapter.isEnabled();
                 mConnected =
                         defaultAdapter.getConnectionState() == BluetoothAdapter.STATE_CONNECTED;