epic100: Use the instance of net_device_stats from net_device.

Since net_device has an instance of net_device_stats,
we can remove the instance of this from the adapter structure.

Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/epic100.c b/drivers/net/epic100.c
index 4c274657283c36ad2157d5874447e3c434483869..57c8ac0ef3f1232d41e4f00399eb27b18170dcf6 100644 (file)
--- a/drivers/net/epic100.c
+++ b/drivers/net/epic100.c
@@ -278,7 +278,6 @@ struct epic_private {
        struct pci_dev *pci_dev;                        /* PCI bus location. */
        int chip_id, chip_flags;
 
-       struct net_device_stats stats;
        struct timer_list timer;                        /* Media selection timer. */
        int tx_threshold;
        unsigned char mc_filter[8];
@@ -770,7 +769,6 @@ static int epic_open(struct net_device *dev)
 static void epic_pause(struct net_device *dev)
 {
        long ioaddr = dev->base_addr;
-       struct epic_private *ep = netdev_priv(dev);
 
        netif_stop_queue (dev);
 
@@ -781,9 +779,9 @@ static void epic_pause(struct net_device *dev)
 
        /* Update the error counts. */
        if (inw(ioaddr + COMMAND) != 0xffff) {
-               ep->stats.rx_missed_errors += inb(ioaddr + MPCNT);
-               ep->stats.rx_frame_errors += inb(ioaddr + ALICNT);
-               ep->stats.rx_crc_errors += inb(ioaddr + CRCCNT);
+               dev->stats.rx_missed_errors += inb(ioaddr + MPCNT);
+               dev->stats.rx_frame_errors += inb(ioaddr + ALICNT);
+               dev->stats.rx_crc_errors += inb(ioaddr + CRCCNT);
        }
 
        /* Remove the packets on the Rx queue. */
@@ -900,7 +898,7 @@ static void epic_tx_timeout(struct net_device *dev)
                }
        }
        if (inw(ioaddr + TxSTAT) & 0x10) {              /* Tx FIFO underflow. */
-               ep->stats.tx_fifo_errors++;
+               dev->stats.tx_fifo_errors++;
                outl(RestartTx, ioaddr + COMMAND);
        } else {
                epic_restart(dev);
@@ -908,7 +906,7 @@ static void epic_tx_timeout(struct net_device *dev)
        }
 
        dev->trans_start = jiffies; /* prevent tx timeout */
-       ep->stats.tx_errors++;
+       dev->stats.tx_errors++;
        if (!ep->tx_full)
                netif_wake_queue(dev);
 }
@@ -1016,7 +1014,7 @@ static netdev_tx_t epic_start_xmit(struct sk_buff *skb, struct net_device *dev)
 static void epic_tx_error(struct net_device *dev, struct epic_private *ep,
                          int status)
 {
-       struct net_device_stats *stats = &ep->stats;
+       struct net_device_stats *stats = &dev->stats;
 
 #ifndef final_version
        /* There was an major error, log it. */
@@ -1053,9 +1051,9 @@ static void epic_tx(struct net_device *dev, struct epic_private *ep)
                        break;  /* It still hasn't been Txed */
 
                if (likely(txstatus & 0x0001)) {
-                       ep->stats.collisions += (txstatus >> 8) & 15;
-                       ep->stats.tx_packets++;
-                       ep->stats.tx_bytes += ep->tx_skbuff[entry]->len;
+                       dev->stats.collisions += (txstatus >> 8) & 15;
+                       dev->stats.tx_packets++;
+                       dev->stats.tx_bytes += ep->tx_skbuff[entry]->len;
                } else
                        epic_tx_error(dev, ep, txstatus);
 
@@ -1125,12 +1123,12 @@ static irqreturn_t epic_interrupt(int irq, void *dev_instance)
                        goto out;
 
                /* Always update the error counts to avoid overhead later. */
-               ep->stats.rx_missed_errors += inb(ioaddr + MPCNT);
-               ep->stats.rx_frame_errors += inb(ioaddr + ALICNT);
-               ep->stats.rx_crc_errors += inb(ioaddr + CRCCNT);
+               dev->stats.rx_missed_errors += inb(ioaddr + MPCNT);
+               dev->stats.rx_frame_errors += inb(ioaddr + ALICNT);
+               dev->stats.rx_crc_errors += inb(ioaddr + CRCCNT);
 
                if (status & TxUnderrun) { /* Tx FIFO underflow. */
-                       ep->stats.tx_fifo_errors++;
+                       dev->stats.tx_fifo_errors++;
                        outl(ep->tx_threshold += 128, ioaddr + TxThresh);
                        /* Restart the transmit process. */
                        outl(RestartTx, ioaddr + COMMAND);
@@ -1183,10 +1181,10 @@ static int epic_rx(struct net_device *dev, int budget)
                        if (status & 0x2000) {
                                printk(KERN_WARNING "%s: Oversized Ethernet frame spanned "
                                           "multiple buffers, status %4.4x!\n", dev->name, status);
-                               ep->stats.rx_length_errors++;
+                               dev->stats.rx_length_errors++;
                        } else if (status & 0x0006)
                                /* Rx Frame errors are counted in hardware. */
-                               ep->stats.rx_errors++;
+                               dev->stats.rx_errors++;
                } else {
                        /* Malloc up new buffer, compatible with net-2e. */
                        /* Omit the four octet CRC from the length. */
@@ -1223,8 +1221,8 @@ static int epic_rx(struct net_device *dev, int budget)
                        }
                        skb->protocol = eth_type_trans(skb, dev);
                        netif_receive_skb(skb);
-                       ep->stats.rx_packets++;
-                       ep->stats.rx_bytes += pkt_len;
+                       dev->stats.rx_packets++;
+                       dev->stats.rx_bytes += pkt_len;
                }
                work_done++;
                entry = (++ep->cur_rx) % RX_RING_SIZE;
@@ -1259,7 +1257,7 @@ static void epic_rx_err(struct net_device *dev, struct epic_private *ep)
        if (status == EpicRemoved)
                return;
        if (status & RxOverflow)        /* Missed a Rx frame. */
-               ep->stats.rx_errors++;
+               dev->stats.rx_errors++;
        if (status & (RxOverflow | RxFull))
                outw(RxQueued, ioaddr + COMMAND);
 }
@@ -1357,17 +1355,16 @@ static int epic_close(struct net_device *dev)
 
 static struct net_device_stats *epic_get_stats(struct net_device *dev)
 {
-       struct epic_private *ep = netdev_priv(dev);
        long ioaddr = dev->base_addr;
 
        if (netif_running(dev)) {
                /* Update the error counts. */
-               ep->stats.rx_missed_errors += inb(ioaddr + MPCNT);
-               ep->stats.rx_frame_errors += inb(ioaddr + ALICNT);
-               ep->stats.rx_crc_errors += inb(ioaddr + CRCCNT);
+               dev->stats.rx_missed_errors += inb(ioaddr + MPCNT);
+               dev->stats.rx_frame_errors += inb(ioaddr + ALICNT);
+               dev->stats.rx_crc_errors += inb(ioaddr + CRCCNT);
        }
 
-       return &ep->stats;
+       return &dev->stats;
 }
 
 /* Set or clear the multicast filter for this adaptor.