fix

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@1282 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/endpoints/mod_dingaling/mod_dingaling.c

@@ -1445,7 +1445,12 @@ static ldl_status handle_signalling(ldl_handle_t *handle, ldl_session_t *dlsessi
 
 				switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "%u candidates\n", len);
 				for(x = 0; x < len; x++) {
-					uint8_t lanaddr = strncasecmp(candidates[x].address, profile->lanaddr, strlen(profile->lanaddr)) ? 0 : 1;
+					uint8_t lanaddr = 0;
+
+					if (profile->lanaddr) {
+						lanaddr = strncasecmp(candidates[x].address, profile->lanaddr, strlen(profile->lanaddr)) ? 0 : 1;
+					} 
+
 					switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "candidates %s:%d\n", candidates[x].address, candidates[x].port);
 					
 					if (!strcasecmp(candidates[x].protocol, "udp") && (!strcasecmp(candidates[x].type, "local") || !strcasecmp(candidates[x].type, "stun")) &&