diff options
Diffstat (limited to 'drivers/net/spider_net.c')
| -rw-r--r-- | drivers/net/spider_net.c | 20 |
1 files changed, 6 insertions, 14 deletions
diff --git a/drivers/net/spider_net.c b/drivers/net/spider_net.c index f88fcac0e46a..f16f696c1ff2 100644 --- a/drivers/net/spider_net.c +++ b/drivers/net/spider_net.c @@ -644,20 +644,12 @@ spider_net_prepare_tx_descr(struct spider_net_card *card, struct spider_net_descr *descr; dma_addr_t buf; unsigned long flags; - int length; - length = skb->len; - if (length < ETH_ZLEN) { - if (skb_pad(skb, ETH_ZLEN-length)) - return 0; - length = ETH_ZLEN; - } - - buf = pci_map_single(card->pdev, skb->data, length, PCI_DMA_TODEVICE); + buf = pci_map_single(card->pdev, skb->data, skb->len, PCI_DMA_TODEVICE); if (pci_dma_mapping_error(buf)) { if (netif_msg_tx_err(card) && net_ratelimit()) pr_err("could not iommu-map packet (%p, %i). " - "Dropping packet\n", skb->data, length); + "Dropping packet\n", skb->data, skb->len); card->spider_stats.tx_iommu_map_error++; return -ENOMEM; } @@ -667,7 +659,7 @@ spider_net_prepare_tx_descr(struct spider_net_card *card, card->tx_chain.head = descr->next; descr->buf_addr = buf; - descr->buf_size = length; + descr->buf_size = skb->len; descr->next_descr_addr = 0; descr->skb = skb; descr->data_status = 0; @@ -802,8 +794,8 @@ spider_net_release_tx_chain(struct spider_net_card *card, int brutal) /* unmap the skb */ if (skb) { - int len = skb->len < ETH_ZLEN ? ETH_ZLEN : skb->len; - pci_unmap_single(card->pdev, buf_addr, len, PCI_DMA_TODEVICE); + pci_unmap_single(card->pdev, buf_addr, skb->len, + PCI_DMA_TODEVICE); dev_kfree_skb(skb); } } @@ -1641,7 +1633,7 @@ spider_net_enable_card(struct spider_net_card *card) SPIDER_NET_INT2_MASK_VALUE); spider_net_write_reg(card, SPIDER_NET_GDTDMACCNTR, - SPIDER_NET_GDTBSTA | SPIDER_NET_GDTDCEIDIS); + SPIDER_NET_GDTBSTA); } /** |