selfid_num_ports
for (j = selfid_num_ports(hal->selfid_ptrs[i]) - 1;
static int selfid_num_ports(s1394_selfid_pkt_t *s);
for (i = 0; i < selfid_num_ports(tmp->selfid_packet); i++) {
end = selfid_num_ports(current->selfid_packet);