[NET]: loopback driver can use loopback_dev integrated net_device_stats

Rusty added a new 'stats' field to struct net_device.

loopback driver can use it instead of declaring another struct
net_device_stats This saves some memory.

Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c
index 6df673a058ce2d3aa5b85842a42f01e7683b28dc..6ba6ed2b480add4ec4d37fbdf2c1653997376c78 100644 (file)
--- a/drivers/net/loopback.c
+++ b/drivers/net/loopback.c
@@ -164,11 +164,9 @@ static int loopback_xmit(struct sk_buff *skb, struct net_device *dev)
        return 0;
 }
 
-static struct net_device_stats loopback_stats;
-
 static struct net_device_stats *get_stats(struct net_device *dev)
 {
-       struct net_device_stats *stats = &loopback_stats;
+       struct net_device_stats *stats = &dev->stats;
        unsigned long bytes = 0;
        unsigned long packets = 0;
        int i;
@@ -208,7 +206,6 @@ static const struct ethtool_ops loopback_ethtool_ops = {
 struct net_device loopback_dev = {
        .name                   = "lo",
        .get_stats              = &get_stats,
-       .priv                   = &loopback_stats,
        .mtu                    = (16 * 1024) + 20 + 20 + 12,
        .hard_start_xmit        = loopback_xmit,
        .hard_header            = eth_header,