EHEA_PORT_UP
if (!port || (port->state != EHEA_PORT_UP))
if (port->state == EHEA_PORT_UP) {
if (port->state == EHEA_PORT_UP) {
if (!port || (port->state != EHEA_PORT_UP) ||
if (port->state == EHEA_PORT_UP)
port->state = EHEA_PORT_UP;
if (!port || (port->state != EHEA_PORT_UP))
if (!port || (port->state != EHEA_PORT_UP))