63 	struct smsc9420_ring_info *tx_buffers;  member
550 	if (!pd->tx_buffers)  in smsc9420_free_tx_ring()
554 		struct sk_buff *skb = pd->tx_buffers[i].skb;  in smsc9420_free_tx_ring()
557 			BUG_ON(!pd->tx_buffers[i].mapping);  in smsc9420_free_tx_ring()
558 			pci_unmap_single(pd->pdev, pd->tx_buffers[i].mapping,  in smsc9420_free_tx_ring()
570 	kfree(pd->tx_buffers);  in smsc9420_free_tx_ring()
571 	pd->tx_buffers = NULL;  in smsc9420_free_tx_ring()
960 		BUG_ON(!pd->tx_buffers[index].skb);  in smsc9420_complete_tx()
961 		BUG_ON(!pd->tx_buffers[index].mapping);  in smsc9420_complete_tx()
963 		pci_unmap_single(pd->pdev, pd->tx_buffers[index].mapping,  in smsc9420_complete_tx()
964 			pd->tx_buffers[index].skb->len, PCI_DMA_TODEVICE);  in smsc9420_complete_tx()
965 		pd->tx_buffers[index].mapping = 0;  in smsc9420_complete_tx()
967 		dev_kfree_skb_any(pd->tx_buffers[index].skb);  in smsc9420_complete_tx()
968 		pd->tx_buffers[index].skb = NULL;  in smsc9420_complete_tx()
991 	BUG_ON(pd->tx_buffers[index].skb);  in smsc9420_hard_start_xmit()
992 	BUG_ON(pd->tx_buffers[index].mapping);  in smsc9420_hard_start_xmit()
1002 	pd->tx_buffers[index].skb = skb;  in smsc9420_hard_start_xmit()
1003 	pd->tx_buffers[index].mapping = mapping;  in smsc9420_hard_start_xmit()
1242 	pd->tx_buffers = kmalloc_array(TX_RING_SIZE,  in smsc9420_alloc_tx_ring()
1245 	if (!pd->tx_buffers)  in smsc9420_alloc_tx_ring()
1250 		pd->tx_buffers[i].skb = NULL;  in smsc9420_alloc_tx_ring()
1251 		pd->tx_buffers[i].mapping = 0;  in smsc9420_alloc_tx_ring()
1712 	BUG_ON(pd->tx_buffers);  in smsc9420_remove()