diff --git a/p4app/controller.py b/p4app/controller.py
index 12cdb20..53b1ffb 100644
--- a/p4app/controller.py
+++ b/p4app/controller.py
@@ -158,7 +158,6 @@ class L2Controller(object):
             net = self.prefix_to_net(v6route['net'], self.v6_mask)
             self.controller.table_add("v6_networks", "set_egress_port", [net], [v6route['port']])
 
-        if
         self.listen_to_icmp6_multicast()
 
         self.controller.table_clear("v4_routing")