Fixed endless loop if invalid namespace is sent in auth element. JM-569

git-svn-id: http://svn.igniterealtime.org/svn/repos/wildfire/trunk@3480 b35dd754-fafc-0310-a699-88a17e54d16e

src/java/org/jivesoftware/wildfire/net/SASLAuthentication.java

@@ -223,6 +223,11 @@ public class SASLAuthentication {
                     doc = reader.parseDocument().getRootElement();
                 }
             }
+            else {
+                isComplete = true;
+                Log.debug("Unknown namespace sent in auth element: " + doc.asXML());
+                authenticationFailed();
+            }
         }
         // Remove the SaslServer from the Session
         session.removeSessionData("SaslServer");