veth: Remove useless veth field

The veth private structure contains a netdev pointer refering to its peer.
This field is never used and it is pointless because if we can access,
the veth_priv, that means we already have the netdev which is stored
in veth_priv->dev.

Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 31cd817..f7ea5bc 100644 (file)
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -30,7 +30,6 @@ struct veth_net_stats {
 
 struct veth_priv {
        struct net_device *peer;
-       struct net_device *dev;
        struct list_head list;
        struct veth_net_stats *stats;
        unsigned ip_summed;
@@ -420,12 +419,10 @@ static int veth_newlink(struct net_device *dev,
         */
 
        priv = netdev_priv(dev);
-       priv->dev = dev;
        priv->peer = peer;
        list_add(&priv->list, &veth_list);
 
        priv = netdev_priv(peer);
-       priv->dev = peer;
        priv->peer = dev;
        INIT_LIST_HEAD(&priv->list);
        return 0;