diff options
| -rwxr-xr-x | src/vnet/ip/ip4_forward.c | 14 | ||||
| -rw-r--r-- | src/vnet/ip/ip6_forward.c | 15 |
2 files changed, 29 insertions, 0 deletions
diff --git a/src/vnet/ip/ip4_forward.c b/src/vnet/ip/ip4_forward.c index 4b05bf10c75..ee17ea8804e 100755 --- a/src/vnet/ip/ip4_forward.c +++ b/src/vnet/ip/ip4_forward.c @@ -898,6 +898,13 @@ ip4_add_del_interface_address_internal (vlib_main_t * vm, u32 if_address_index, elts_before; ip4_address_fib_t ip4_af, *addr_fib = 0; + /* local0 interface doesn't support IP addressing */ + if (sw_if_index == 0) + { + return + clib_error_create ("local0 interface doesn't support IP addressing"); + } + vec_validate (im->fib_index_by_sw_if_index, sw_if_index); ip4_addr_fib_init (&ip4_af, address, vec_elt (im->fib_index_by_sw_if_index, sw_if_index)); @@ -2319,6 +2326,13 @@ ip4_probe_neighbor (vlib_main_t * vm, ip4_address_t * dst, u32 sw_if_index) &bi); hi = vnet_get_sup_hw_interface (vnm, sw_if_index); + if (PREDICT_FALSE (!hi->hw_address)) + { + return clib_error_return (0, "%U: interface %U do not support ip probe", + format_ip4_address, dst, + format_vnet_sw_if_index_name, vnm, + sw_if_index); + } clib_memcpy (h->ip4_over_ethernet[0].ethernet, hi->hw_address, sizeof (h->ip4_over_ethernet[0].ethernet)); diff --git a/src/vnet/ip/ip6_forward.c b/src/vnet/ip/ip6_forward.c index 604e14924f9..bc66416e5ef 100644 --- a/src/vnet/ip/ip6_forward.c +++ b/src/vnet/ip/ip6_forward.c @@ -481,6 +481,13 @@ ip6_add_del_interface_address (vlib_main_t * vm, u32 if_address_index; ip6_address_fib_t ip6_af, *addr_fib = 0; + /* local0 interface doesn't support IP addressing */ + if (sw_if_index == 0) + { + return + clib_error_create ("local0 interface doesn't support IP addressing"); + } + vec_validate (im->fib_index_by_sw_if_index, sw_if_index); vec_validate (im->mfib_index_by_sw_if_index, sw_if_index); @@ -1918,6 +1925,14 @@ ip6_probe_neighbor (vlib_main_t * vm, ip6_address_t * dst, u32 sw_if_index) h->ip.src_address = src[0]; h->neighbor.target_address = dst[0]; + if (PREDICT_FALSE (!hi->hw_address)) + { + return clib_error_return (0, "%U: interface %U do not support ip probe", + format_ip6_address, dst, + format_vnet_sw_if_index_name, vnm, + sw_if_index); + } + clib_memcpy (h->link_layer_option.ethernet_address, hi->hw_address, vec_len (hi->hw_address)); |