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authorNeale Ranns <nranns@cisco.com>2017-05-26 02:59:16 -0700
committerDamjan Marion <dmarion.lists@gmail.com>2017-05-26 18:15:14 +0000
commitdcd6d6254a2b204a4283c889d1feac8f59a62639 (patch)
tree27ccbe218bef92ef0070f05518b76417150ba0a4 /src/vnet/ethernet
parented1e242866704d1f8654e44ed32c4b431d2d5795 (diff)
ARP/ND use path_remove to complement path_add
don't add duplicate extensions. Change-Id: Icf72d6e1b004d0dda532bec2b51f6b74544925bb Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'src/vnet/ethernet')
-rw-r--r--src/vnet/ethernet/arp.c18
1 files changed, 17 insertions, 1 deletions
diff --git a/src/vnet/ethernet/arp.c b/src/vnet/ethernet/arp.c
index ad0c2c8ceab..624c48c257b 100644
--- a/src/vnet/ethernet/arp.c
+++ b/src/vnet/ethernet/arp.c
@@ -1673,7 +1673,23 @@ arp_entry_free (ethernet_arp_interface_t * eai, ethernet_arp_ip4_entry_t * e)
ethernet_arp_main_t *am = &ethernet_arp_main;
if (FIB_NODE_INDEX_INVALID != e->fib_entry_index)
- fib_table_entry_delete_index (e->fib_entry_index, FIB_SOURCE_ADJ);
+ {
+ fib_prefix_t pfx = {
+ .fp_len = 32,
+ .fp_proto = FIB_PROTOCOL_IP4,
+ .fp_addr.ip4 = e->ip4_address,
+ };
+ u32 fib_index;
+
+ fib_index = ip4_fib_table_get_index_for_sw_if_index (e->sw_if_index);
+
+ fib_table_entry_path_remove (fib_index, &pfx,
+ FIB_SOURCE_ADJ,
+ FIB_PROTOCOL_IP4,
+ &pfx.fp_addr,
+ e->sw_if_index, ~0, 1,
+ FIB_ROUTE_PATH_FLAG_NONE);
+ }
hash_unset (eai->arp_entries, e->ip4_address.as_u32);
pool_put (am->ip4_entry_pool, e);
}