diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-11-18 16:48:49 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-11-18 16:48:49 +0100 |
commit | 73f56c0d35e6427081a4eabd620d8b8d8a35bd09 (patch) | |
tree | 9fe1a2577baea03f3a6ec4a5e79f3ff26c4ee0ae /drivers/net/gianfar.c | |
parent | 0af40a4b1050c050e62eb1dc30b82d5ab22bf221 (diff) | |
parent | 8501c45cc32c311ae755a2d5ac8c4a5f04908d42 (diff) |
Merge branch 'iommu-fixes-2.6.28' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux-2.6-iommu into x86/urgent
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 83a5cb6aa23..c4af949bf86 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) if (bdp->status & TXBD_DEF) dev->stats.collisions++; + /* Unmap the DMA memory */ + dma_unmap_single(&priv->dev->dev, bdp->bufPtr, + bdp->length, DMA_TO_DEVICE); + /* Free the sk buffer associated with this TxBD */ dev_kfree_skb_irq(priv->tx_skbuff[priv->skb_dirtytx]); @@ -1666,6 +1670,9 @@ int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit) skb = priv->rx_skbuff[priv->skb_currx]; + dma_unmap_single(&priv->dev->dev, bdp->bufPtr, + priv->rx_buffer_size, DMA_FROM_DEVICE); + /* We drop the frame if we failed to allocate a new buffer */ if (unlikely(!newskb || !(bdp->status & RXBD_LAST) || bdp->status & RXBD_ERR)) { @@ -1674,14 +1681,8 @@ int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit) if (unlikely(!newskb)) newskb = skb; - if (skb) { - dma_unmap_single(&priv->dev->dev, - bdp->bufPtr, - priv->rx_buffer_size, - DMA_FROM_DEVICE); - + if (skb) dev_kfree_skb_any(skb); - } } else { /* Increment the number of packets */ dev->stats.rx_packets++; |