natsemi: 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/natsemi.c b/drivers/net/natsemi.c
index 2a17b503feaa9c72975454a983a2e28596667d7d..a6033d48b5ccae7a1efa2377baac061d15075fb6 100644 (file)
--- a/drivers/net/natsemi.c
+++ b/drivers/net/natsemi.c
@@ -548,7 +548,6 @@ struct netdev_private {
        dma_addr_t tx_dma[TX_RING_SIZE];
        struct net_device *dev;
        struct napi_struct napi;
-       struct net_device_stats stats;
        /* Media monitoring timer */
        struct timer_list timer;
        /* Frequently used values: keep some adjacent for cache effect */
@@ -1906,7 +1905,7 @@ static void ns_tx_timeout(struct net_device *dev)
        enable_irq(dev->irq);
 
        dev->trans_start = jiffies; /* prevent tx timeout */
-       np->stats.tx_errors++;
+       dev->stats.tx_errors++;
        netif_wake_queue(dev);
 }
 
@@ -2009,7 +2008,7 @@ static void drain_tx(struct net_device *dev)
                                np->tx_dma[i], np->tx_skbuff[i]->len,
                                PCI_DMA_TODEVICE);
                        dev_kfree_skb(np->tx_skbuff[i]);
-                       np->stats.tx_dropped++;
+                       dev->stats.tx_dropped++;
                }
                np->tx_skbuff[i] = NULL;
        }
@@ -2115,7 +2114,7 @@ static netdev_tx_t start_tx(struct sk_buff *skb, struct net_device *dev)
                writel(TxOn, ioaddr + ChipCmd);
        } else {
                dev_kfree_skb_irq(skb);
-               np->stats.tx_dropped++;
+               dev->stats.tx_dropped++;
        }
        spin_unlock_irqrestore(&np->lock, flags);
 
@@ -2140,20 +2139,20 @@ static void netdev_tx_done(struct net_device *dev)
                                        dev->name, np->dirty_tx,
                                        le32_to_cpu(np->tx_ring[entry].cmd_status));
                if (np->tx_ring[entry].cmd_status & cpu_to_le32(DescPktOK)) {
-                       np->stats.tx_packets++;
-                       np->stats.tx_bytes += np->tx_skbuff[entry]->len;
+                       dev->stats.tx_packets++;
+                       dev->stats.tx_bytes += np->tx_skbuff[entry]->len;
                } else { /* Various Tx errors */
                        int tx_status =
                                le32_to_cpu(np->tx_ring[entry].cmd_status);
                        if (tx_status & (DescTxAbort|DescTxExcColl))
-                               np->stats.tx_aborted_errors++;
+                               dev->stats.tx_aborted_errors++;
                        if (tx_status & DescTxFIFO)
-                               np->stats.tx_fifo_errors++;
+                               dev->stats.tx_fifo_errors++;
                        if (tx_status & DescTxCarrier)
-                               np->stats.tx_carrier_errors++;
+                               dev->stats.tx_carrier_errors++;
                        if (tx_status & DescTxOOWCol)
-                               np->stats.tx_window_errors++;
-                       np->stats.tx_errors++;
+                               dev->stats.tx_window_errors++;
+                       dev->stats.tx_errors++;
                }
                pci_unmap_single(np->pci_dev,np->tx_dma[entry],
                                        np->tx_skbuff[entry]->len,
@@ -2301,7 +2300,7 @@ static void netdev_rx(struct net_device *dev, int *work_done, int work_to_do)
                                                "buffers, entry %#08x "
                                                "status %#08x.\n", dev->name,
                                                np->cur_rx, desc_status);
-                               np->stats.rx_length_errors++;
+                               dev->stats.rx_length_errors++;
 
                                /* The RX state machine has probably
                                 * locked up beneath us.  Follow the
@@ -2321,15 +2320,15 @@ static void netdev_rx(struct net_device *dev, int *work_done, int work_to_do)
 
                        } else {
                                /* There was an error. */
-                               np->stats.rx_errors++;
+                               dev->stats.rx_errors++;
                                if (desc_status & (DescRxAbort|DescRxOver))
-                                       np->stats.rx_over_errors++;
+                                       dev->stats.rx_over_errors++;
                                if (desc_status & (DescRxLong|DescRxRunt))
-                                       np->stats.rx_length_errors++;
+                                       dev->stats.rx_length_errors++;
                                if (desc_status & (DescRxInvalid|DescRxAlign))
-                                       np->stats.rx_frame_errors++;
+                                       dev->stats.rx_frame_errors++;
                                if (desc_status & DescRxCRC)
-                                       np->stats.rx_crc_errors++;
+                                       dev->stats.rx_crc_errors++;
                        }
                } else if (pkt_len > np->rx_buf_sz) {
                        /* if this is the tail of a double buffer
@@ -2364,8 +2363,8 @@ static void netdev_rx(struct net_device *dev, int *work_done, int work_to_do)
                        }
                        skb->protocol = eth_type_trans(skb, dev);
                        netif_receive_skb(skb);
-                       np->stats.rx_packets++;
-                       np->stats.rx_bytes += pkt_len;
+                       dev->stats.rx_packets++;
+                       dev->stats.rx_bytes += pkt_len;
                }
                entry = (++np->cur_rx) % RX_RING_SIZE;
                np->rx_head_desc = &np->rx_ring[entry];
@@ -2428,17 +2427,17 @@ static void netdev_error(struct net_device *dev, int intr_status)
                        printk(KERN_NOTICE "%s: Rx status FIFO overrun\n",
                                dev->name);
                }
-               np->stats.rx_fifo_errors++;
-               np->stats.rx_errors++;
+               dev->stats.rx_fifo_errors++;
+               dev->stats.rx_errors++;
        }
        /* Hmmmmm, it's not clear how to recover from PCI faults. */
        if (intr_status & IntrPCIErr) {
                printk(KERN_NOTICE "%s: PCI error %#08x\n", dev->name,
                        intr_status & IntrPCIErr);
-               np->stats.tx_fifo_errors++;
-               np->stats.tx_errors++;
-               np->stats.rx_fifo_errors++;
-               np->stats.rx_errors++;
+               dev->stats.tx_fifo_errors++;
+               dev->stats.tx_errors++;
+               dev->stats.rx_fifo_errors++;
+               dev->stats.rx_errors++;
        }
        spin_unlock(&np->lock);
 }
@@ -2446,11 +2445,10 @@ static void netdev_error(struct net_device *dev, int intr_status)
 static void __get_stats(struct net_device *dev)
 {
        void __iomem * ioaddr = ns_ioaddr(dev);
-       struct netdev_private *np = netdev_priv(dev);
 
        /* The chip only need report frame silently dropped. */
-       np->stats.rx_crc_errors += readl(ioaddr + RxCRCErrs);
-       np->stats.rx_missed_errors += readl(ioaddr + RxMissed);
+       dev->stats.rx_crc_errors += readl(ioaddr + RxCRCErrs);
+       dev->stats.rx_missed_errors += readl(ioaddr + RxMissed);
 }
 
 static struct net_device_stats *get_stats(struct net_device *dev)
@@ -2463,7 +2461,7 @@ static struct net_device_stats *get_stats(struct net_device *dev)
                __get_stats(dev);
        spin_unlock_irq(&np->lock);
 
-       return &np->stats;
+       return &dev->stats;
 }
 
 #ifdef CONFIG_NET_POLL_CONTROLLER