ipoe: fixed bug

accel-pppd/ctrl/ipoe/ipoe.c

@@ -914,10 +914,11 @@ static void __ipoe_session_activate(struct ipoe_session *ses)
 
 	if (ses->serv->opt_mode == MODE_L2 && ses->serv->opt_ipv6 && sock6_fd != -1) {
 		ses->ses.ipv6 = ipdb_get_ipv6(&ses->ses);
-		if (!ses->ses.ipv6)
+		if (!ses->ses.ipv6) {
 			log_ppp_warn("ipoe: no free IPv6 address\n");
-		if (!ses->ses.ipv6->peer_intf_id)
-			ses->ses.ipv6->peer_intf_id = htobe64(1);
+			if (!ses->ses.ipv6->peer_intf_id)
+				ses->ses.ipv6->peer_intf_id = htobe64(1);
+		}
 	}
 
 	__sync_sub_and_fetch(&stat_starting, 1);