diff options
Diffstat (limited to 'drivers/net/ethernet/atheros/atlx/atl1.c')
| -rw-r--r-- | drivers/net/ethernet/atheros/atlx/atl1.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/net/ethernet/atheros/atlx/atl1.c b/drivers/net/ethernet/atheros/atlx/atl1.c index 022772e..83d2db2 100644 --- a/drivers/net/ethernet/atheros/atlx/atl1.c +++ b/drivers/net/ethernet/atheros/atlx/atl1.c @@ -1886,7 +1886,7 @@ static u16 atl1_alloc_rx_buffers(struct atl1_adapter *adapter) buffer_info->skb = skb; buffer_info->length = (u16) adapter->rx_buffer_len; page = virt_to_page(skb->data); - offset = (unsigned long)skb->data & ~PAGE_MASK; + offset = offset_in_page(skb->data); buffer_info->dma = pci_map_page(pdev, page, offset, adapter->rx_buffer_len, PCI_DMA_FROMDEVICE); @@ -2230,7 +2230,7 @@ static void atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb, hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb); buffer_info->length = hdr_len; page = virt_to_page(skb->data); - offset = (unsigned long)skb->data & ~PAGE_MASK; + offset = offset_in_page(skb->data); buffer_info->dma = pci_map_page(adapter->pdev, page, offset, hdr_len, PCI_DMA_TODEVICE); @@ -2254,9 +2254,8 @@ static void atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb, data_len -= buffer_info->length; page = virt_to_page(skb->data + (hdr_len + i * ATL1_MAX_TX_BUF_LEN)); - offset = (unsigned long)(skb->data + - (hdr_len + i * ATL1_MAX_TX_BUF_LEN)) & - ~PAGE_MASK; + offset = offset_in_page(skb->data + + (hdr_len + i * ATL1_MAX_TX_BUF_LEN)); buffer_info->dma = pci_map_page(adapter->pdev, page, offset, buffer_info->length, PCI_DMA_TODEVICE); @@ -2268,7 +2267,7 @@ static void atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb, /* not TSO */ buffer_info->length = buf_len; page = virt_to_page(skb->data); - offset = (unsigned long)skb->data & ~PAGE_MASK; + offset = offset_in_page(skb->data); buffer_info->dma = pci_map_page(adapter->pdev, page, offset, buf_len, PCI_DMA_TODEVICE); if (++next_to_use == tpd_ring->count) |
