6pack: use netstats in net_device structure

Use net_device_stats from net_device structure instead of local.
Kill sp_get_stats function, because by default it is used identical
internal_stats function from net/core/dev.c

Signed-off-by: Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c
index 9d57212..06ad9f3 100644 (file)
--- a/drivers/net/hamradio/6pack.c
+++ b/drivers/net/hamradio/6pack.c
@@ -99,9 +99,6 @@ struct sixpack {
        unsigned int            rx_count;
        unsigned int            rx_count_cooked;
 
-       /* 6pack interface statistics. */
-       struct net_device_stats stats;
-
        int                     mtu;            /* Our mtu (to spot changes!) */
        int                     buffsize;       /* Max buffers sizes */
 
@@ -237,7 +234,7 @@ static void sp_encaps(struct sixpack *sp, unsigned char *icp, int len)
        return;
 
 out_drop:
-       sp->stats.tx_dropped++;
+       sp->dev->stats.tx_dropped++;
        netif_start_queue(sp->dev);
        if (net_ratelimit())
                printk(KERN_DEBUG "%s: %s - dropped.\n", sp->dev->name, msg);
@@ -252,7 +249,7 @@ static int sp_xmit(struct sk_buff *skb, struct net_device *dev)
        spin_lock_bh(&sp->lock);
        /* We were not busy, so we are now... :-) */
        netif_stop_queue(dev);
-       sp->stats.tx_bytes += skb->len;
+       dev->stats.tx_bytes += skb->len;
        sp_encaps(sp, skb->data, skb->len);
        spin_unlock_bh(&sp->lock);
 
@@ -298,12 +295,6 @@ static int sp_header(struct sk_buff *skb, struct net_device *dev,
        return 0;
 }
 
-static struct net_device_stats *sp_get_stats(struct net_device *dev)
-{
-       struct sixpack *sp = netdev_priv(dev);
-       return &sp->stats;
-}
-
 static int sp_set_mac_address(struct net_device *dev, void *addr)
 {
        struct sockaddr_ax25 *sa = addr;
@@ -338,7 +329,6 @@ static void sp_setup(struct net_device *dev)
        dev->destructor         = free_netdev;
        dev->stop               = sp_close;
 
-       dev->get_stats          = sp_get_stats;
        dev->set_mac_address    = sp_set_mac_address;
        dev->hard_header_len    = AX25_MAX_HEADER_LEN;
        dev->header_ops         = &sp_header_ops;
@@ -370,7 +360,7 @@ static void sp_bump(struct sixpack *sp, char cmd)
 
        count = sp->rcount + 1;
 
-       sp->stats.rx_bytes += count;
+       sp->dev->stats.rx_bytes += count;
 
        if ((skb = dev_alloc_skb(count)) == NULL)
                goto out_mem;
@@ -382,12 +372,12 @@ static void sp_bump(struct sixpack *sp, char cmd)
        skb->protocol = ax25_type_trans(skb, sp->dev);
        netif_rx(skb);
        sp->dev->last_rx = jiffies;
-       sp->stats.rx_packets++;
+       sp->dev->stats.rx_packets++;
 
        return;
 
 out_mem:
-       sp->stats.rx_dropped++;
+       sp->dev->stats.rx_dropped++;
 }
 
 
@@ -436,7 +426,7 @@ static void sixpack_write_wakeup(struct tty_struct *tty)
        if (sp->xleft <= 0)  {
                /* Now serial buffer is almost free & we can start
                 * transmission of another packet */
-               sp->stats.tx_packets++;
+               sp->dev->stats.tx_packets++;
                clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags);
                sp->tx_enable = 0;
                netif_wake_queue(sp->dev);
@@ -484,7 +474,7 @@ static void sixpack_receive_buf(struct tty_struct *tty,
                count--;
                if (fp && *fp++) {
                        if (!test_and_set_bit(SIXPF_ERROR, &sp->flags))
-                               sp->stats.rx_errors++;
+                               sp->dev->stats.rx_errors++;
                        continue;
                }
        }