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authorFlorian Fainelli <florian@openwrt.org>2012-10-15 21:03:57 +0000
committerFlorian Fainelli <florian@openwrt.org>2012-10-15 21:03:57 +0000
commit254d851d8a9434e9c8a12a6ec96538ba13101600 (patch)
tree195df84fd2129c2d04647251972588af9a2d7fb4 /target
parent60ecd5fe04ebeaefedad4d06a756bc46bc772638 (diff)
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nuport-mac: various fixes
- properly check for the link up condition in the phylib adjust callback - do not assign skb->dev, eth_type_trans() already does it - handle skb allocation failures in the refill path SVN-Revision: 33780
Diffstat (limited to 'target')
-rw-r--r--target/linux/mcs814x/files-3.3/drivers/net/ethernet/mcs8140/nuport_mac.c8
1 files changed, 5 insertions, 3 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 fe95ea7f7d..2dc2375159 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
@@ -396,7 +396,7 @@ static void nuport_mac_adjust_link(struct net_device *dev)
priv->old_link = phydev->link;
}
- if (phydev->link & (priv->old_duplex != phydev->duplex)) {
+ if (phydev->link && (priv->old_duplex != phydev->duplex)) {
reg = nuport_mac_readl(CTRL_REG);
if (phydev->duplex == DUPLEX_FULL)
reg |= DUPLEX_FULL;
@@ -564,7 +564,6 @@ static int nuport_mac_rx(struct net_device *dev, int limit)
/* Get packet status */
status = get_unaligned((u32 *) (skb->data + len));
- skb->dev = dev;
dma_unmap_single(&priv->pdev->dev, priv->rx_addr, skb->len,
DMA_FROM_DEVICE);
@@ -615,6 +614,9 @@ static int nuport_mac_rx(struct net_device *dev, int limit)
exit:
skb = netdev_alloc_skb(dev, RX_ALLOC_SIZE);
+ if (!skb)
+ goto out;
+
skb_reserve(skb, RX_SKB_HEADROOM);
priv->rx_skb[priv->cur_rx] = skb;
priv->irq_rxskb[priv->cur_rx] = 1;
@@ -624,7 +626,7 @@ exit:
priv->cur_rx = 0;
count++;
}
-
+out:
return count;
}