From 7d72b9b770e0fc0dafb510081994a6b819b36d01 Mon Sep 17 00:00:00 2001
From: Florian Schmaus <flo@geekplace.eu>
Date: Sat, 3 May 2014 11:17:51 +0200
Subject: [PATCH] Fix NPE in JavaxResolver

Attributes.get(String) could return 'null'. Take care of that case.
---
 .../java/org/jivesoftware/smack/util/dns/JavaxResolver.java     | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/smack-resolver-javax/src/main/java/org/jivesoftware/smack/util/dns/JavaxResolver.java b/smack-resolver-javax/src/main/java/org/jivesoftware/smack/util/dns/JavaxResolver.java
index 71a475f9c..3733ae21d 100644
--- a/smack-resolver-javax/src/main/java/org/jivesoftware/smack/util/dns/JavaxResolver.java
+++ b/smack-resolver-javax/src/main/java/org/jivesoftware/smack/util/dns/JavaxResolver.java
@@ -74,6 +74,8 @@ public class JavaxResolver implements DNSResolver {
 
         Attributes dnsLookup = dirContext.getAttributes(name, new String[] { "SRV" });
         Attribute srvAttribute = dnsLookup.get("SRV");
+        if (srvAttribute == null)
+            return res;
         @SuppressWarnings("unchecked")
         NamingEnumeration<String> srvRecords = (NamingEnumeration<String>) srvAttribute.getAll();
         while (srvRecords.hasMore()) {