MTU: Software interface / Per-protocol MTU support

[vpp.git] / src / vnet / ip / ip6_neighbor.c

diff --git a/src/vnet/ip/ip6_neighbor.c b/src/vnet/ip/ip6_neighbor.c
index fe78eae..e281d7e 100644 (file)
--- a/src/vnet/ip/ip6_neighbor.c
+++ b/src/vnet/ip/ip6_neighbor.c
@@ -2633,10 +2633,6 @@ ip6_neighbor_sw_interface_add_del (vnet_main_t * vnm,
     {
       if (is_add)
        {
-         vnet_hw_interface_t *hw_if0;
-
-         hw_if0 = vnet_get_sup_hw_interface (vnm, sw_if_index);
-
          pool_get (nm->if_radv_pool, a);
 
          ri = a - nm->if_radv_pool;
@@ -2670,7 +2666,8 @@ ip6_neighbor_sw_interface_add_del (vnet_main_t * vnm,
          a->send_radv = 1;
 
          /* fill in radv_info for this interface that will be needed later */
-         a->adv_link_mtu = hw_if0->max_l3_packet_bytes[VLIB_RX];
+         a->adv_link_mtu =
+           vnet_sw_interface_get_mtu (vnm, sw_if_index, VNET_MTU_IP6);
 
          clib_memcpy (a->link_layer_address, eth_if0->address, 6);