From 7de7470a2a6c649ce4d4ce52146e84e6638ebf58 Mon Sep 17 00:00:00 2001 From: Ondrej Filip Date: Sun, 20 Feb 2005 03:37:47 +0000 Subject: [PATCH] Bugfix - count courrectly next hop on single hop virtual link. --- proto/ospf/rt.c | 26 +++++++++++++------------- 1 file changed, 13 insertions(+), 13 deletions(-) diff --git a/proto/ospf/rt.c b/proto/ospf/rt.c index 6fe6aedb..653e594f 100644 --- a/proto/ospf/rt.c +++ b/proto/ospf/rt.c @@ -117,11 +117,11 @@ ri_install(struct proto_ospf *po, ip_addr prefix, int pxlen, int dest, { memcpy(&old->n, new, sizeof(orta)); old->efn = ipath; - } - if ((new->type == RTS_OSPF) && (anet = (struct area_net *)fib_route(&oa->net_fib, prefix, pxlen))) - { - anet->active = 1; - if (new->metric1 > anet->metric) anet->metric = new->metric1; + if ((new->type == RTS_OSPF) && (anet = (struct area_net *)fib_route(&oa->net_fib, prefix, pxlen))) + { + anet->active = 1; + if (new->metric1 > anet->metric) anet->metric = new->metric1; + } } } else @@ -890,8 +890,8 @@ calc_next_hop(struct top_hash_entry *en, struct top_hash_entry *par, if ((neigh = find_neigh_noifa(po, en->lsa.rt)) == NULL) return; en->nhi = neigh->ifa; - if (neigh->ifa->type == OSPF_IT_VLINK) - en->nh = neigh->ip; /* Yes, neighbor is it's + if (ipa_equal(en->nh, IPA_NONE)) + en->nh = neigh->ip; /* Yes, neighbor is it's * own next hop */ return; } @@ -913,7 +913,7 @@ calc_next_hop(struct top_hash_entry *en, struct top_hash_entry *par, { /* Parent is some RT neighbor */ log(L_ERR "Router's parent has no next hop. (EN=%I, PAR=%I)", en->lsa.id, par->lsa.id); - /* I hoped this would never happen */ + /* I hope this would never happen */ return; } } @@ -961,20 +961,18 @@ again1: if (nf->n.ifa) a0.iface = nf->n.ifa->iface; a0.gw = nf->n.nh; - if (ipa_equal(nf->n.nh, IPA_NONE)) a0.dest = RTD_DEVICE; - if ((!ipa_equal(nf->n.nh, IPA_NONE)) && (!neigh_find(p, &nf->n.nh, 0))) { int found = 0; struct ospf_iface *ifa; struct top_hash_entry *en; - DBG("Trying to find correct next hop"); + OSPF_TRACE(D_EVENTS, "Trying to find correct next hop"); WALK_LIST(ifa, po->iface_list) { if ((ifa->type == OSPF_IT_VLINK) && ipa_equal(ifa->vip, nf->n.nh)) { - if ((en = ospf_hash_find(po->gr, ifa->voa->areaid, ifa->vid, ifa->vid, LSA_T_RT)) && - (!ipa_equal(en->nh, IPA_NONE))) + if ((en = ospf_hash_find(po->gr, ifa->voa->areaid, ifa->vid, ifa->vid, LSA_T_RT)) + && (!ipa_equal(en->nh, IPA_NONE))) { a0.gw = en->nh; found = 1; @@ -985,6 +983,8 @@ again1: if (!found) nf->n.metric1 = LSINFINITY; /* Delete it */ } + if (ipa_equal(nf->n.nh, IPA_NONE)) a0.dest = RTD_DEVICE; + if (!a0.iface) /* Still no match? Can this really happen? */ nf->n.metric1 = LSINFINITY;