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Diffstat (limited to 'src/vnet/ip/ip6_neighbor.c')
-rw-r--r--src/vnet/ip/ip6_neighbor.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/src/vnet/ip/ip6_neighbor.c b/src/vnet/ip/ip6_neighbor.c
index a1439faa154..fee4356f5e0 100644
--- a/src/vnet/ip/ip6_neighbor.c
+++ b/src/vnet/ip/ip6_neighbor.c
@@ -2575,6 +2575,10 @@ 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;
@@ -2608,8 +2612,7 @@ 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 =
- vnet_sw_interface_get_mtu (vnm, sw_if_index, VLIB_TX);
+ a->adv_link_mtu = hw_if0->max_l3_packet_bytes[VLIB_RX];
clib_memcpy (a->link_layer_address, eth_if0->address, 6);