diff options
Diffstat (limited to 'eigrpd/eigrp_topology.c')
| -rw-r--r-- | eigrpd/eigrp_topology.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/eigrpd/eigrp_topology.c b/eigrpd/eigrp_topology.c index becb29a95f..8ca0e282a8 100644 --- a/eigrpd/eigrp_topology.c +++ b/eigrpd/eigrp_topology.c @@ -182,6 +182,9 @@ void eigrp_prefix_entry_delete(struct route_table *table, struct eigrp *eigrp = eigrp_lookup(); struct route_node *rn; + if (!eigrp) + return; + rn = route_node_lookup(table, pe->destination); if (!rn) return; @@ -426,6 +429,9 @@ void eigrp_topology_update_all_node_flags(struct eigrp *eigrp) struct eigrp_prefix_entry *pe; struct route_node *rn; + if (!eigrp) + return; + for (rn = route_top(eigrp->topology_table); rn; rn = route_next(rn)) { pe = rn->info; @@ -442,6 +448,8 @@ void eigrp_topology_update_node_flags(struct eigrp_prefix_entry *dest) struct eigrp_nexthop_entry *entry; struct eigrp *eigrp = eigrp_lookup(); + assert(eigrp); + for (ALL_LIST_ELEMENTS_RO(dest->entries, node, entry)) { if (entry->reported_distance < dest->fdistance) { // is feasible successor, can be successor @@ -471,11 +479,15 @@ void eigrp_topology_update_node_flags(struct eigrp_prefix_entry *dest) void eigrp_update_routing_table(struct eigrp_prefix_entry *prefix) { struct eigrp *eigrp = eigrp_lookup(); - struct list *successors = - eigrp_topology_get_successor_max(prefix, eigrp->max_paths); + struct list *successors; struct listnode *node; struct eigrp_nexthop_entry *entry; + if (!eigrp) + return; + + successors = eigrp_topology_get_successor_max(prefix, eigrp->max_paths); + if (successors) { eigrp_zebra_route_add(prefix->destination, successors); for (ALL_LIST_ELEMENTS_RO(successors, node, entry)) |