kActive
Port::kActive, Port::kUnused);
if (port != NULL && port->state == Port::kActive)
if (portRef->state == Port::kActive) {
if (port == NULL || port->state != Port::kActive) {
if (portRef != NULL && portRef->state == Port::kActive) {
Port::kDeleted, Port::kActive);
case Port::kActive: