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-rw-r--r--src/vnet/ip/ip_sas.c7
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;
}