arcnet: convert to internal stats

Use pre-existing network_device_stats inside network_device rather than own
private structure.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/arcnet/rfc1051.c b/drivers/net/arcnet/rfc1051.c
index 49d39a9..06f8fa2 100644
--- a/drivers/net/arcnet/rfc1051.c
+++ b/drivers/net/arcnet/rfc1051.c
@@ -88,7 +88,6 @@
  */
 static __be16 type_trans(struct sk_buff *skb, struct net_device *dev)
 {
-	struct arcnet_local *lp = netdev_priv(dev);
 	struct archdr *pkt = (struct archdr *) skb->data;
 	struct arc_rfc1051 *soft = &pkt->soft.rfc1051;
 	int hdr_size = ARC_HDR_SIZE + RFC1051_HDR_SIZE;
@@ -112,8 +111,8 @@
 		return htons(ETH_P_ARP);
 
 	default:
-		lp->stats.rx_errors++;
-		lp->stats.rx_crc_errors++;
+		dev->stats.rx_errors++;
+		dev->stats.rx_crc_errors++;
 		return 0;
 	}
 
@@ -140,7 +139,7 @@
 	skb = alloc_skb(length + ARC_HDR_SIZE, GFP_ATOMIC);
 	if (skb == NULL) {
 		BUGMSG(D_NORMAL, "Memory squeeze, dropping packet.\n");
-		lp->stats.rx_dropped++;
+		dev->stats.rx_dropped++;
 		return;
 	}
 	skb_put(skb, length + ARC_HDR_SIZE);
@@ -168,7 +167,6 @@
 static int build_header(struct sk_buff *skb, struct net_device *dev,
 			unsigned short type, uint8_t daddr)
 {
-	struct arcnet_local *lp = netdev_priv(dev);
 	int hdr_size = ARC_HDR_SIZE + RFC1051_HDR_SIZE;
 	struct archdr *pkt = (struct archdr *) skb_push(skb, hdr_size);
 	struct arc_rfc1051 *soft = &pkt->soft.rfc1051;
@@ -184,8 +182,8 @@
 	default:
 		BUGMSG(D_NORMAL, "RFC1051: I don't understand protocol %d (%Xh)\n",
 		       type, type);
-		lp->stats.tx_errors++;
-		lp->stats.tx_aborted_errors++;
+		dev->stats.tx_errors++;
+		dev->stats.tx_aborted_errors++;
 		return 0;
 	}