ep93xx_eth: Use net_device_stats from struct net_device

struct net_device has its own struct net_device_stats member, so use
this one instead of a private copy in the ep93xx_priv struct. As the new
ndo_get_stats function would just return dev->stats we can omit it.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/arm/ep93xx_eth.c b/drivers/net/arm/ep93xx_eth.c
index 4a5ec94..5a77001 100644 (file)
--- a/drivers/net/arm/ep93xx_eth.c
+++ b/drivers/net/arm/ep93xx_eth.c
@@ -175,8 +175,6 @@ struct ep93xx_priv
        struct net_device       *dev;
        struct napi_struct      napi;
 
-       struct net_device_stats stats;
-
        struct mii_if_info      mii;
        u8                      mdc_divisor;
 };
@@ -230,12 +228,6 @@ static void ep93xx_mdio_write(struct net_device *dev, int phy_id, int reg, int d
                pr_info("mdio write timed out\n");
 }
 
-static struct net_device_stats *ep93xx_get_stats(struct net_device *dev)
-{
-       struct ep93xx_priv *ep = netdev_priv(dev);
-       return &(ep->stats);
-}
-
 static int ep93xx_rx(struct net_device *dev, int processed, int budget)
 {
        struct ep93xx_priv *ep = netdev_priv(dev);
@@ -267,15 +259,15 @@ static int ep93xx_rx(struct net_device *dev, int processed, int budget)
                        pr_crit("entry mismatch %.8x %.8x\n", rstat0, rstat1);
 
                if (!(rstat0 & RSTAT0_RWE)) {
-                       ep->stats.rx_errors++;
+                       dev->stats.rx_errors++;
                        if (rstat0 & RSTAT0_OE)
-                               ep->stats.rx_fifo_errors++;
+                               dev->stats.rx_fifo_errors++;
                        if (rstat0 & RSTAT0_FE)
-                               ep->stats.rx_frame_errors++;
+                               dev->stats.rx_frame_errors++;
                        if (rstat0 & (RSTAT0_RUNT | RSTAT0_EDATA))
-                               ep->stats.rx_length_errors++;
+                               dev->stats.rx_length_errors++;
                        if (rstat0 & RSTAT0_CRCE)
-                               ep->stats.rx_crc_errors++;
+                               dev->stats.rx_crc_errors++;
                        goto err;
                }
 
@@ -300,10 +292,10 @@ static int ep93xx_rx(struct net_device *dev, int processed, int budget)
 
                        netif_receive_skb(skb);
 
-                       ep->stats.rx_packets++;
-                       ep->stats.rx_bytes += length;
+                       dev->stats.rx_packets++;
+                       dev->stats.rx_bytes += length;
                } else {
-                       ep->stats.rx_dropped++;
+                       dev->stats.rx_dropped++;
                }
 
 err:
@@ -359,7 +351,7 @@ static int ep93xx_xmit(struct sk_buff *skb, struct net_device *dev)
        int entry;
 
        if (unlikely(skb->len > MAX_PKT_SIZE)) {
-               ep->stats.tx_dropped++;
+               dev->stats.tx_dropped++;
                dev_kfree_skb(skb);
                return NETDEV_TX_OK;
        }
@@ -415,17 +407,17 @@ static void ep93xx_tx_complete(struct net_device *dev)
                if (tstat0 & TSTAT0_TXWE) {
                        int length = ep->descs->tdesc[entry].tdesc1 & 0xfff;
 
-                       ep->stats.tx_packets++;
-                       ep->stats.tx_bytes += length;
+                       dev->stats.tx_packets++;
+                       dev->stats.tx_bytes += length;
                } else {
-                       ep->stats.tx_errors++;
+                       dev->stats.tx_errors++;
                }
 
                if (tstat0 & TSTAT0_OW)
-                       ep->stats.tx_window_errors++;
+                       dev->stats.tx_window_errors++;
                if (tstat0 & TSTAT0_TXU)
-                       ep->stats.tx_fifo_errors++;
-               ep->stats.collisions += (tstat0 >> 16) & 0x1f;
+                       dev->stats.tx_fifo_errors++;
+               dev->stats.collisions += (tstat0 >> 16) & 0x1f;
 
                ep->tx_clean_pointer = (entry + 1) & (TX_QUEUE_ENTRIES - 1);
                if (ep->tx_pending == TX_QUEUE_ENTRIES)
@@ -758,7 +750,6 @@ static const struct net_device_ops ep93xx_netdev_ops = {
        .ndo_open               = ep93xx_open,
        .ndo_stop               = ep93xx_close,
        .ndo_start_xmit         = ep93xx_xmit,
-       .ndo_get_stats          = ep93xx_get_stats,
        .ndo_do_ioctl           = ep93xx_ioctl,
        .ndo_validate_addr      = eth_validate_addr,
        .ndo_change_mtu         = eth_change_mtu,