} else if (node_new) {
// Set null-route to avoid routing loops
system_add_route(NULL, &route);
- interface_update_prefix_assignments(prefix_new, true);
+
+ if (!prefix_new->iface || !prefix_new->iface->proto_ip.no_delegation)
+ interface_update_prefix_assignments(prefix_new, true);
} else if (node_old) {
// Remove null-route
interface_update_prefix_assignments(prefix_old, false);
}
if (node_old) {
- list_del(&prefix_old->head);
+ if (prefix_old->head.next)
+ list_del(&prefix_old->head);
free(prefix_old);
}
- if (node_new)
+ if (node_new && (!prefix_new->iface || !prefix_new->iface->proto_ip.no_delegation))
list_add(&prefix_new->head, &prefixes);
}