VNO_STATE_CHECKEDABSENT
if (vc->state != VNO_STATE_CHECKEDABSENT) {
chvc->state = VNO_STATE_CHECKEDABSENT;
case VNO_STATE_CHECKEDABSENT:
vc->state = VNO_STATE_CHECKEDABSENT;
case VNO_STATE_CHECKEDABSENT:
vc->state = VNO_STATE_CHECKEDABSENT;
ip->chvc->state = VNO_STATE_CHECKEDABSENT;
ip->chvc->state = VNO_STATE_CHECKEDABSENT;
case VNO_STATE_CHECKEDABSENT:
vc->state = VNO_STATE_CHECKEDABSENT;
chvc->state = VNO_STATE_CHECKEDABSENT;
chvc->state = VNO_STATE_CHECKEDABSENT;
ip->chvc->state = VNO_STATE_CHECKEDABSENT;