diff options
Diffstat (limited to 'drivers/net/gianfar.c')
-rw-r--r-- | drivers/net/gianfar.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index 83a5cb6aa23b..c4af949bf860 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c | |||
@@ -1407,6 +1407,10 @@ static int gfar_clean_tx_ring(struct net_device *dev) | |||
1407 | if (bdp->status & TXBD_DEF) | 1407 | if (bdp->status & TXBD_DEF) |
1408 | dev->stats.collisions++; | 1408 | dev->stats.collisions++; |
1409 | 1409 | ||
1410 | /* Unmap the DMA memory */ | ||
1411 | dma_unmap_single(&priv->dev->dev, bdp->bufPtr, | ||
1412 | bdp->length, DMA_TO_DEVICE); | ||
1413 | |||
1410 | /* Free the sk buffer associated with this TxBD */ | 1414 | /* Free the sk buffer associated with this TxBD */ |
1411 | dev_kfree_skb_irq(priv->tx_skbuff[priv->skb_dirtytx]); | 1415 | dev_kfree_skb_irq(priv->tx_skbuff[priv->skb_dirtytx]); |
1412 | 1416 | ||
@@ -1666,6 +1670,9 @@ int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit) | |||
1666 | 1670 | ||
1667 | skb = priv->rx_skbuff[priv->skb_currx]; | 1671 | skb = priv->rx_skbuff[priv->skb_currx]; |
1668 | 1672 | ||
1673 | dma_unmap_single(&priv->dev->dev, bdp->bufPtr, | ||
1674 | priv->rx_buffer_size, DMA_FROM_DEVICE); | ||
1675 | |||
1669 | /* We drop the frame if we failed to allocate a new buffer */ | 1676 | /* We drop the frame if we failed to allocate a new buffer */ |
1670 | if (unlikely(!newskb || !(bdp->status & RXBD_LAST) || | 1677 | if (unlikely(!newskb || !(bdp->status & RXBD_LAST) || |
1671 | bdp->status & RXBD_ERR)) { | 1678 | bdp->status & RXBD_ERR)) { |
@@ -1674,14 +1681,8 @@ int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit) | |||
1674 | if (unlikely(!newskb)) | 1681 | if (unlikely(!newskb)) |
1675 | newskb = skb; | 1682 | newskb = skb; |
1676 | 1683 | ||
1677 | if (skb) { | 1684 | if (skb) |
1678 | dma_unmap_single(&priv->dev->dev, | ||
1679 | bdp->bufPtr, | ||
1680 | priv->rx_buffer_size, | ||
1681 | DMA_FROM_DEVICE); | ||
1682 | |||
1683 | dev_kfree_skb_any(skb); | 1685 | dev_kfree_skb_any(skb); |
1684 | } | ||
1685 | } else { | 1686 | } else { |
1686 | /* Increment the number of packets */ | 1687 | /* Increment the number of packets */ |
1687 | dev->stats.rx_packets++; | 1688 | dev->stats.rx_packets++; |