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-rw-r--r--proto/ospf/topology.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/proto/ospf/topology.c b/proto/ospf/topology.c
index a5875770..2e9c3965 100644
--- a/proto/ospf/topology.c
+++ b/proto/ospf/topology.c
@@ -281,11 +281,15 @@ ospf_do_originate_lsa(struct ospf_proto *p, struct top_hash_entry *en, void *lsa
struct top_hash_entry *
ospf_originate_lsa(struct ospf_proto *p, struct ospf_new_lsa *lsa)
{
- struct top_hash_entry *en;
+ struct top_hash_entry *en = NULL;
void *lsa_body = p->lsab;
u16 lsa_blen = p->lsab_used;
u16 lsa_length = sizeof(struct ospf_lsa_header) + lsa_blen;
+ /* RFC 3623 2 (1) - do not originate topology LSAs during graceful restart */
+ if (p->gr_recovery && (LSA_FUNCTION(lsa->type) <= LSA_FUNCTION(LSA_T_NSSA)))
+ goto drop;
+
/* For OSPFv2 Opaque LSAs, LS ID consists of Opaque Type and Opaque ID */
if (ospf_is_v2(p) && lsa_is_opaque(lsa->type))
lsa->id |= (u32) lsa_get_opaque_type(lsa->type) << 24;