diff options
Diffstat (limited to 'proto/bgp/attrs.c')
| -rw-r--r-- | proto/bgp/attrs.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/proto/bgp/attrs.c b/proto/bgp/attrs.c index 24ba00ba..b28cbd55 100644 --- a/proto/bgp/attrs.c +++ b/proto/bgp/attrs.c @@ -1676,6 +1676,10 @@ bgp_preexport(struct proto *P, rte **new, struct linpool *pool UNUSED) if (src == NULL) return 0; + /* Reject flowspec that failed validation */ + if ((e->attrs->dest == RTD_UNREACHABLE) && net_is_flow(e->net->n.addr)) + return -1; + /* IBGP route reflection, RFC 4456 */ if (p->is_internal && src->is_internal && (p->local_as == src->local_as)) { |