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| author | Florian Fainelli <florian@openwrt.org> | 2012-08-08 21:51:09 +0000 |
|---|---|---|
| committer | Florian Fainelli <florian@openwrt.org> | 2012-08-08 21:51:09 +0000 |
| commit | 35351a28b9d700fe890fd3cdefd8b82b3343b5e3 (patch) | |
| tree | 476888f05ed2b81f920a88759ca5e78c2b857d99 | |
| parent | b77494fa2f64003979e144d00cee92b261b3f892 (diff) | |
| download | upstream-35351a28b9d700fe890fd3cdefd8b82b3343b5e3.tar.gz upstream-35351a28b9d700fe890fd3cdefd8b82b3343b5e3.tar.bz2 upstream-35351a28b9d700fe890fd3cdefd8b82b3343b5e3.zip | |
nuport-mac: unmap the DMA buffer when closing device
SVN-Revision: 33068
| -rw-r--r-- | target/linux/mcs814x/files-3.3/drivers/net/ethernet/mcs8140/nuport_mac.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/target/linux/mcs814x/files-3.3/drivers/net/ethernet/mcs8140/nuport_mac.c b/target/linux/mcs814x/files-3.3/drivers/net/ethernet/mcs8140/nuport_mac.c index 38dbe1ee7d..ebf95a6533 100644 --- a/target/linux/mcs814x/files-3.3/drivers/net/ethernet/mcs8140/nuport_mac.c +++ b/target/linux/mcs814x/files-3.3/drivers/net/ethernet/mcs8140/nuport_mac.c @@ -688,6 +688,10 @@ static void nuport_mac_free_rx_ring(struct nuport_mac_priv *priv) dev_kfree_skb(priv->rx_skb[i]); priv->rx_skb[i] = NULL; } + + if (priv->rx_addr) + dma_unmap_single(&priv->pdev->dev, priv->rx_addr, RX_ALLOC_SIZE, + DMA_TO_DEVICE); } static void nuport_mac_read_mac_address(struct net_device *dev) |