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OSPF: Minor fix in graceful restart

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Most LSA origination is blocked in ospf_update_topology(), this fix
blocks LSA origination from ospf_rt_spf().
This commit is contained in:
Ondrej Zajicek (work) 2019-07-10 18:39:42 +02:00
parent b0eff444e2
commit d0e4ba4a31
1 changed files with 5 additions and 1 deletions
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6
proto/ospf/topology.c
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@ -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;