LAPB_STATE_1
if (lapb->state == LAPB_STATE_1)
lapb->state = LAPB_STATE_1;
case LAPB_STATE_1:
lapb->state = LAPB_STATE_1;
lapb->state = LAPB_STATE_1;
lapb->state = LAPB_STATE_1;
case LAPB_STATE_1:
lapb->state = LAPB_STATE_1;
case LAPB_STATE_1: