Fix segfault when building peer based on IP

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6846 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_iax2.c

@@ -2129,7 +2129,8 @@ static void update_jbsched(struct chan_iax2_pvt *pvt) {
     pvt->jbid = ast_sched_add(sched, when, get_from_jb, (void *)pvt);
 }
 
-static int get_from_jb(void *p) {
+static int get_from_jb(void *p) 
+{
 	/* make sure pvt is valid! */	
     struct chan_iax2_pvt *pvt = p;
     struct iax_frame *fr;
@@ -2533,6 +2534,15 @@ static struct iax2_peer *realtime_peer(const char *peername, struct sockaddr_in
 		ast_inet_ntoa(iabuf, sizeof(iabuf), sin->sin_addr);
 		sprintf(porta, "%d", ntohs(sin->sin_port));
 		var = ast_load_realtime("iaxpeers", "ipaddr", iabuf, "port", porta, NULL);
+		if (var) {
+			/* We'll need the peer name in order to build the structure! */
+			tmp = var;
+			while(tmp) {
+				if (!strcasecmp(tmp->name, "name"))
+					peername = tmp->value;
+				tmp = tmp->next;
+			}
+		}
 	}
 	if (!var)
 		return NULL;