Merge "Add null-check for country ISO."
diff --git a/src/java/com/android/internal/telephony/GsmCdmaPhone.java b/src/java/com/android/internal/telephony/GsmCdmaPhone.java
index eb983b6..8fb399d 100644
--- a/src/java/com/android/internal/telephony/GsmCdmaPhone.java
+++ b/src/java/com/android/internal/telephony/GsmCdmaPhone.java
@@ -3756,7 +3756,7 @@
         int subId = getSubId();
         SubscriptionInfo subInfo = SubscriptionManager.from(getContext())
                 .getActiveSubscriptionInfo(subId);
-        if (subInfo == null) {
+        if (subInfo == null || TextUtils.isEmpty(subInfo.getCountryIso())) {
             return null;
         }
         return subInfo.getCountryIso().toUpperCase();