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net: r6040: Use ETH_FCS_LEN 

Instead of the open coded constant 4.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Fainelli 2021-05-23 08:54:11 -07:00 committed by David S. Miller
parent 190e6e291a
commit 06666907a3
1 changed files with 2 additions and 2 deletions
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4
drivers/net/ethernet/rdc/r6040.c
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@ -544,7 +544,7 @@ static int r6040_rx(struct net_device *dev, int limit)
skb_ptr->dev = priv->dev;
/* Do not count the CRC */
skb_put(skb_ptr, descptr->len - 4);
skb_put(skb_ptr, descptr->len - ETH_FCS_LEN);
dma_unmap_single(&priv->pdev->dev, le32_to_cpu(descptr->buf),
MAX_BUF_SIZE, DMA_FROM_DEVICE);
skb_ptr->protocol = eth_type_trans(skb_ptr, priv->dev);
@ -552,7 +552,7 @@ static int r6040_rx(struct net_device *dev, int limit)
/* Send to upper layer */
netif_receive_skb(skb_ptr);
dev->stats.rx_packets++;
dev->stats.rx_bytes += descptr->len - 4;
dev->stats.rx_bytes += descptr->len - ETH_FCS_LEN;
/* put new skb into descriptor */
descptr->skb_ptr = new_skb;