if (demand && (eui64_iszero(wo->ourid) || eui64_iszero(wo->hisid))) {
option_error("local/remote LL address required for demand-dialling\n");
if (demand && (eui64_iszero(wo->ourid) || eui64_iszero(wo->hisid))) {
option_error("local/remote LL address required for demand-dialling\n");