[SKY2]: use netdevice stats struct

Use builtin statistics structure from net device.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/sky2.c

@@ -1635,8 +1635,8 @@ static void sky2_tx_complete(struct sky2_port *sky2, u16 done)
 				printk(KERN_DEBUG "%s: tx done %u\n",
 				       dev->name, idx);
 
-			sky2->net_stats.tx_packets++;
-			sky2->net_stats.tx_bytes += re->skb->len;
+			dev->stats.tx_packets++;
+			dev->stats.tx_bytes += re->skb->len;
 
 			dev_kfree_skb_any(re->skb);
 			sky2->tx_next = RING_NEXT(idx, TX_RING_SIZE);
@@ -2204,16 +2204,16 @@ static struct sk_buff *sky2_receive(struct net_device *dev,
 len_error:
 	/* Truncation of overlength packets
 	   causes PHY length to not match MAC length */
-	++sky2->net_stats.rx_length_errors;
+	++dev->stats.rx_length_errors;
 	if (netif_msg_rx_err(sky2) && net_ratelimit())
 		pr_info(PFX "%s: rx length error: status %#x length %d\n",
 			dev->name, status, length);
 	goto resubmit;
 
 error:
-	++sky2->net_stats.rx_errors;
+	++dev->stats.rx_errors;
 	if (status & GMR_FS_RX_FF_OV) {
-		sky2->net_stats.rx_over_errors++;
+		dev->stats.rx_over_errors++;
 		goto resubmit;
 	}
 
@@ -2222,11 +2222,11 @@ static struct sk_buff *sky2_receive(struct net_device *dev,
 		       dev->name, status, length);
 
 	if (status & (GMR_FS_LONG_ERR | GMR_FS_UN_SIZE))
-		sky2->net_stats.rx_length_errors++;
+		dev->stats.rx_length_errors++;
 	if (status & GMR_FS_FRAGMENT)
-		sky2->net_stats.rx_frame_errors++;
+		dev->stats.rx_frame_errors++;
 	if (status & GMR_FS_CRC_ERR)
-		sky2->net_stats.rx_crc_errors++;
+		dev->stats.rx_crc_errors++;
 
 	goto resubmit;
 }
@@ -2271,7 +2271,7 @@ static int sky2_status_intr(struct sky2_hw *hw, int to_do, u16 idx)
 			++rx[port];
 			skb = sky2_receive(dev, length, status);
 			if (unlikely(!skb)) {
-				sky2->net_stats.rx_dropped++;
+				dev->stats.rx_dropped++;
 				break;
 			}
 
@@ -2286,8 +2286,8 @@ static int sky2_status_intr(struct sky2_hw *hw, int to_do, u16 idx)
 			}
 
 			skb->protocol = eth_type_trans(skb, dev);
-			sky2->net_stats.rx_packets++;
-			sky2->net_stats.rx_bytes += skb->len;
+			dev->stats.rx_packets++;
+			dev->stats.rx_bytes += skb->len;
 			dev->last_rx = jiffies;
 
 #ifdef SKY2_VLAN_TAG_USED
@@ -2478,12 +2478,12 @@ static void sky2_mac_intr(struct sky2_hw *hw, unsigned port)
 		gma_read16(hw, port, GM_TX_IRQ_SRC);
 
 	if (status & GM_IS_RX_FF_OR) {
-		++sky2->net_stats.rx_fifo_errors;
+		++dev->stats.rx_fifo_errors;
 		sky2_write8(hw, SK_REG(port, RX_GMF_CTRL_T), GMF_CLI_RX_FO);
 	}
 
 	if (status & GM_IS_TX_FF_UR) {
-		++sky2->net_stats.tx_fifo_errors;
+		++dev->stats.tx_fifo_errors;
 		sky2_write8(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_CLI_TX_FU);
 	}
 }
@@ -3222,12 +3222,6 @@ static void sky2_get_strings(struct net_device *dev, u32 stringset, u8 * data)
 	}
 }
 
-static struct net_device_stats *sky2_get_stats(struct net_device *dev)
-{
-	struct sky2_port *sky2 = netdev_priv(dev);
-	return &sky2->net_stats;
-}
-
 static int sky2_set_mac_address(struct net_device *dev, void *p)
 {
 	struct sky2_port *sky2 = netdev_priv(dev);
@@ -3977,7 +3971,6 @@ static __devinit struct net_device *sky2_init_netdev(struct sky2_hw *hw,
 	dev->stop = sky2_down;
 	dev->do_ioctl = sky2_ioctl;
 	dev->hard_start_xmit = sky2_xmit_frame;
-	dev->get_stats = sky2_get_stats;
 	dev->set_multicast_list = sky2_set_multicast;
 	dev->set_mac_address = sky2_set_mac_address;
 	dev->change_mtu = sky2_change_mtu;

drivers/net/sky2.h

@@ -2031,8 +2031,6 @@ struct sky2_port {
 #ifdef CONFIG_SKY2_DEBUG
 	struct dentry	     *debugfs;
 #endif
-	struct net_device_stats net_stats;
-
 };
 
 struct sky2_hw {