480 	BUG_ON(!isac->tx_skb);  in isac_fill_fifo()
482 	count = isac->tx_skb->len;  in isac_fill_fifo()
494 	ptr = isac->tx_skb->data;  in isac_fill_fifo()
495 	skb_pull(isac->tx_skb, count);  in isac_fill_fifo()
504 	if (!isac->tx_skb) {  in isac_retransmit()
508 	skb_push(isac->tx_skb, isac->tx_cnt);  in isac_retransmit()
569 	if (!isac->tx_skb)  in isac_xpr_interrupt()
572 	if (isac->tx_skb->len > 0) {  in isac_xpr_interrupt()
576 	dev_kfree_skb_irq(isac->tx_skb);  in isac_xpr_interrupt()
578 	isac->tx_skb = NULL;  in isac_xpr_interrupt()
699 	if (!isac->tx_skb)  in isacsx_xpr_interrupt()
702 	if (isac->tx_skb->len > 0) {  in isacsx_xpr_interrupt()
706 	dev_kfree_skb_irq(isac->tx_skb);  in isacsx_xpr_interrupt()
707 	isac->tx_skb = NULL;  in isacsx_xpr_interrupt()
759 	isac->tx_skb = NULL;  in isac_init()
861 		BUG_ON(isac->tx_skb);  in isac_d_l2l1()
863 		isac->tx_skb = skb;  in isac_d_l2l1()