ip: provide extern declaration for ip punt nodes

Type: fix

Signed-off-by: Jawahar Santosh Gundapaneni <jgundapa@cisco.com>
Change-Id: Ife0f7749a72cc834a3d811f8cf6b5a0840157014
diff --git a/src/vnet/ip/ip4.h b/src/vnet/ip/ip4.h
index 7a42510..a7ed5c2 100644
--- a/src/vnet/ip/ip4.h
+++ b/src/vnet/ip/ip4.h
@@ -190,6 +190,7 @@
 extern vlib_node_registration_t ip4_arp_node;
 extern vlib_node_registration_t ip4_glean_node;
 extern vlib_node_registration_t ip4_midchain_node;
+extern vlib_node_registration_t ip4_punt_node;
 
 always_inline uword
 ip4_destination_matches_route (const ip4_main_t * im,
diff --git a/src/vnet/ip/ip6.h b/src/vnet/ip/ip6.h
index d12756d..ec8c772 100644
--- a/src/vnet/ip/ip6.h
+++ b/src/vnet/ip/ip6.h
@@ -253,6 +253,7 @@
 extern vlib_node_registration_t ip6_discover_neighbor_node;
 extern vlib_node_registration_t ip6_glean_node;
 extern vlib_node_registration_t ip6_midchain_node;
+extern vlib_node_registration_t ip6_punt_node;
 
 extern void ip6_forward_next_trace (vlib_main_t * vm,
 				    vlib_node_runtime_t * node,