ramips: raeth: add a helper function for skb allocation
SVN-Revision: 30555
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e57546de83
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@ -88,6 +88,20 @@ ramips_hw_set_macaddr(unsigned char *mac)
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RAMIPS_GDMA1_MAC_ADRL);
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}
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static struct sk_buff *
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ramips_alloc_skb(struct raeth_priv *re)
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{
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struct sk_buff *skb;
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skb = netdev_alloc_skb(re->netdev, MAX_RX_LENGTH + NET_IP_ALIGN);
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if (!skb)
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return NULL;
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skb_reserve(skb, NET_IP_ALIGN);
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return skb;
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}
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#if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT3883)
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#define RAMIPS_MDIO_RETRY 1000
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@ -522,13 +536,10 @@ ramips_alloc_dma(struct raeth_priv *re)
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dma_addr_t dma_addr;
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struct sk_buff *new_skb;
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new_skb = netdev_alloc_skb(re->netdev,
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MAX_RX_LENGTH + NET_IP_ALIGN);
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new_skb = ramips_alloc_skb(re);
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if (!new_skb)
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goto err_cleanup;
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skb_reserve(new_skb, NET_IP_ALIGN);
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dma_addr = dma_map_single(&re->netdev->dev, new_skb->data,
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MAX_RX_LENGTH, DMA_FROM_DEVICE);
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re->rx_dma[i] = dma_addr;
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@ -629,7 +640,7 @@ ramips_eth_rx_hw(unsigned long ptr)
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rx_skb = re->rx_skb[rx];
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pktlen = RX_DMA_PLEN0(re->rx[rx].rxd2);
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new_skb = netdev_alloc_skb(dev, MAX_RX_LENGTH + NET_IP_ALIGN);
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new_skb = ramips_alloc_skb(re);
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/* Reuse the buffer on allocation failures */
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if (new_skb) {
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dma_addr_t dma_addr;
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@ -646,7 +657,6 @@ ramips_eth_rx_hw(unsigned long ptr)
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netif_rx(rx_skb);
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re->rx_skb[rx] = new_skb;
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skb_reserve(new_skb, NET_IP_ALIGN);
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dma_addr = dma_map_single(&re->netdev->dev,
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new_skb->data,
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