diff options
| -rw-r--r-- | src/vnet/ip/ip_sas.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/vnet/ip/ip_sas.c b/src/vnet/ip/ip_sas.c index 7d3632d95ed..0fc261724f1 100644 --- a/src/vnet/ip/ip_sas.c +++ b/src/vnet/ip/ip_sas.c @@ -80,7 +80,12 @@ ip6_sas_by_sw_if_index (u32 sw_if_index, const ip6_address_t *dst, if (ip6_address_is_link_local_unicast (dst) || dst->as_u32[0] == clib_host_to_net_u32 (0xff020000)) { - ip6_address_copy (src, ip6_get_link_local_address (sw_if_index)); + const ip6_address_t *ll = ip6_get_link_local_address (sw_if_index); + if (NULL == ll) + { + return false; + } + ip6_address_copy (src, ll); return true; } |