LAPB_STATE_3
if (lapb->state == LAPB_STATE_3 || lapb->state == LAPB_STATE_4)
if (lapb->state != LAPB_STATE_3 && lapb->state != LAPB_STATE_4)
lapb->state = LAPB_STATE_3;
lapb->state = LAPB_STATE_3;
lapb->state = LAPB_STATE_3;
case LAPB_STATE_3:
lapb->state = LAPB_STATE_3;
lapb->state = LAPB_STATE_3;
case LAPB_STATE_3: