TIPC_NODEID_LEN
char node_id[TIPC_NODEID_LEN];
.len = TIPC_NODEID_LEN},
memcpy(id, own_id, TIPC_NODEID_LEN);
memcpy(id, &n->peer_id, TIPC_NODEID_LEN);
if (nla_len(attr) < TIPC_NODEID_LEN)