diff options
Diffstat (limited to 'vpp')
| -rw-r--r-- | vpp/vpp-api/api.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/vpp/vpp-api/api.c b/vpp/vpp-api/api.c index 3868af9c377..a5f50ff1eef 100644 --- a/vpp/vpp-api/api.c +++ b/vpp/vpp-api/api.c @@ -3104,6 +3104,7 @@ static void vl_api_vxlan_add_del_tunnel_t_handler u32 encap_fib_index; uword *p; ip4_main_t *im = &ip4_main; + vnet_main_t *vnm = vnet_get_main (); u32 sw_if_index = ~0; p = hash_get (im->fib_index_by_table_id, ntohl (mp->encap_vrf_id)); @@ -3129,6 +3130,13 @@ static void vl_api_vxlan_add_del_tunnel_t_handler goto out; } a->mcast_sw_if_index = ntohl (mp->mcast_sw_if_index); + if (ip46_address_is_multicast (&a->dst) && + pool_is_free_index (vnm->interface_main.sw_interfaces, + a->mcast_sw_if_index)) + { + rv = VNET_API_ERROR_INVALID_SW_IF_INDEX; + goto out; + } a->encap_fib_index = encap_fib_index; a->decap_next_index = ntohl (mp->decap_next_index); a->vni = ntohl (mp->vni); |