This field has never been used.
Signed-off-by: Guillaume Nault <g.nault@alphalink.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
 
 /* via netdev_priv() */
 struct l2tp_eth {
-       struct sock             *tunnel_sock;
        struct l2tp_session     *session;
        atomic_long_t           tx_bytes;
        atomic_long_t           tx_packets;
        priv = netdev_priv(dev);
        priv->session = session;
 
-       priv->tunnel_sock = tunnel->sock;
        session->recv_skb = l2tp_eth_dev_recv;
        session->session_close = l2tp_eth_delete;
 #if IS_ENABLED(CONFIG_L2TP_DEBUGFS)