am 999d483b: am 49a8bbf4: Don\'t crash if we\'ve never gotten a signal strength update.

Merge commit '999d483bf8fc4271c42484aaf253f12e4eb8ff29'

* commit '999d483bf8fc4271c42484aaf253f12e4eb8ff29':
  Don't crash if we've never gotten a signal strength update.
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/StatusBarPolicy.java b/packages/SystemUI/src/com/android/systemui/statusbar/StatusBarPolicy.java
index 0fc092e..0309430 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/StatusBarPolicy.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/StatusBarPolicy.java
@@ -844,7 +844,7 @@
         int[] iconList;
 
         // Display signal strength while in "emergency calls only" mode
-        if (!hasService() && !mServiceState.isEmergencyOnly()) {
+        if (mServiceState == null || (!hasService() && !mServiceState.isEmergencyOnly())) {
             //Slog.d(TAG, "updateSignalStrength: no service");
             if (Settings.System.getInt(mContext.getContentResolver(),
                     Settings.System.AIRPLANE_MODE_ON, 0) == 1) {