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-rw-r--r--proto/ospf/topology.c21
1 files changed, 14 insertions, 7 deletions
diff --git a/proto/ospf/topology.c b/proto/ospf/topology.c
index 43dbc7d..34fc316 100644
--- a/proto/ospf/topology.c
+++ b/proto/ospf/topology.c
@@ -441,6 +441,7 @@ originate_sum_lsa(struct ospf_area *oa, struct fib_node *fn, int type, int metri
u32 rtid = po->proto.cf->global->router_id;
struct ospf_lsa_header lsa;
int i, max, mlen = fn->pxlen, free = 0;
+ u32 freeid = 0xFFFF;
struct ospf_lsa_sum *sum = NULL;
union ospf_lsa_sum_tm *tm;
lsa.type = LSA_T_SUM_NET;
@@ -464,7 +465,11 @@ originate_sum_lsa(struct ospf_area *oa, struct fib_node *fn, int type, int metri
lsa.id = ipa_to_u32(fn->prefix) + i;
if ((en = ospf_hash_find_header(po->gr, oa->areaid, &lsa)) == NULL)
{
- if (!free) free = lsa.id;
+ if (!free)
+ {
+ freeid = lsa.id;
+ free = 1;
+ }
}
else
{
@@ -472,9 +477,10 @@ originate_sum_lsa(struct ospf_area *oa, struct fib_node *fn, int type, int metri
if (mlen == ipa_mklen(sum->netmask))
{
tm = (union ospf_lsa_sum_tm *) (sum + 1);
- if (tm->metric == (unsigned)metric) return; /* No reason for origination */
+ if (tm->metric == (unsigned) metric) return; /* No reason for origination */
lsa.sn = en->lsa.sn + 1;
- free = en->lsa.id;
+ freeid = en->lsa.id;
+ free = 1;
break;
}
}
@@ -486,7 +492,7 @@ originate_sum_lsa(struct ospf_area *oa, struct fib_node *fn, int type, int metri
fn->pxlen, max);
return;
}
- lsa.id = free;
+ lsa.id = freeid;
OSPF_TRACE(D_EVENTS, "Originating summary (type %d) lsa for %I/%d (met %d).", lsa.type, fn->prefix,
fn->pxlen, metric);
@@ -537,10 +543,11 @@ check_sum_lsa(struct proto_ospf *po, ort *nf, int dest)
}
else flush = 1;
- if ((dest == ORT_ROUTER) && oa->stub)
+ /* Don't send summary into stub areas
+ * We send just default route (and later) */
+ if (oa->stub)
flush = 1;
- /* FIXME stub for networks? */
-
+
mlen = nf->fn.pxlen;
ip = ipa_and(nf->fn.prefix, ipa_mkmask(mlen));