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authorStanislav Zaikin <zstaseg@gmail.com>2021-08-20 16:25:31 +0200
committerStanislav Zaikin <zstaseg@gmail.com>2021-08-20 16:32:49 +0200
commitb31fbc47f5fcf8234c757558d7b0285348774086 (patch)
tree808a8230613b0f71d3b85f0ab9b8682d8a96ef69
parent48a13f38fa59387fb751fa55f5036dae3dfd5631 (diff)
ip: check if interface has link-local address
Type: fix Change-Id: I9d3344374738f8cf883cffb4715c76b50bb4bfce Signed-off-by: Stanislav Zaikin <zstaseg@gmail.com>
-rw-r--r--src/vnet/fib/fib_sas.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/src/vnet/fib/fib_sas.c b/src/vnet/fib/fib_sas.c
index b607a0b5be8..230fcd17bf6 100644
--- a/src/vnet/fib/fib_sas.c
+++ b/src/vnet/fib/fib_sas.c
@@ -102,7 +102,12 @@ fib_sas6_get (u32 sw_if_index,
*/
if (ip6_address_is_link_local_unicast (dst))
{
- 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);
}