P2P Ethernet

Change-Id: Idb97e573961b3bc2acdeef77582314590795f8c3
Signed-off-by: Pavel Kotucek <pkotucek@cisco.com>
diff --git a/src/vnet/interface_funcs.h b/src/vnet/interface_funcs.h
index 26eef9b..142bef5 100644
--- a/src/vnet/interface_funcs.h
+++ b/src/vnet/interface_funcs.h
@@ -73,7 +73,8 @@
 vnet_get_sup_sw_interface (vnet_main_t * vnm, u32 sw_if_index)
 {
   vnet_sw_interface_t *sw = vnet_get_sw_interface (vnm, sw_if_index);
-  if (sw->type == VNET_SW_INTERFACE_TYPE_SUB)
+  if (sw->type == VNET_SW_INTERFACE_TYPE_SUB ||
+      sw->type == VNET_SW_INTERFACE_TYPE_P2P)
     sw = vnet_get_sw_interface (vnm, sw->sup_sw_if_index);
   return sw;
 }