From c7fa745d988812c4dea7dbc645f025c5bfa4917e Mon Sep 17 00:00:00 2001 From: Guillaume Nault Date: Tue, 31 Oct 2017 17:36:45 +0100 Subject: [PATCH] l2tp: remove l2tp_tunnel_count and l2tp_session_count These variables have never been used. Signed-off-by: Guillaume Nault Signed-off-by: David S. Miller --- net/l2tp/l2tp_core.c | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c index 216f49aec16f..7c8d1eb757a5 100644 --- a/net/l2tp/l2tp_core.c +++ b/net/l2tp/l2tp_core.c @@ -100,8 +100,6 @@ struct l2tp_skb_cb { #define L2TP_SKB_CB(skb) ((struct l2tp_skb_cb *) &skb->cb[sizeof(struct inet_skb_parm)]) -static atomic_t l2tp_tunnel_count; -static atomic_t l2tp_session_count; static struct workqueue_struct *l2tp_wq; /* per-net private data for this module */ @@ -359,10 +357,6 @@ int l2tp_session_register(struct l2tp_session *session, hlist_add_head(&session->hlist, head); write_unlock_bh(&tunnel->hlist_lock); - /* Ignore management session in session count value */ - if (session->session_id != 0) - atomic_inc(&l2tp_session_count); - return 0; err_tlock_pnlock: @@ -1251,7 +1245,6 @@ static void l2tp_tunnel_destruct(struct sock *sk) spin_lock_bh(&pn->l2tp_tunnel_list_lock); list_del_rcu(&tunnel->list); spin_unlock_bh(&pn->l2tp_tunnel_list_lock); - atomic_dec(&l2tp_tunnel_count); l2tp_tunnel_closeall(tunnel); @@ -1632,7 +1625,6 @@ int l2tp_tunnel_create(struct net *net, int fd, int version, u32 tunnel_id, u32 /* Add tunnel to our list */ INIT_LIST_HEAD(&tunnel->list); - atomic_inc(&l2tp_tunnel_count); /* Bump the reference count. The tunnel context is deleted * only when this drops to zero. Must be done before list insertion @@ -1678,8 +1670,6 @@ void l2tp_session_free(struct l2tp_session *session) if (tunnel) { BUG_ON(tunnel->magic != L2TP_TUNNEL_MAGIC); - if (session->session_id != 0) - atomic_dec(&l2tp_session_count); sock_put(tunnel->sock); session->tunnel = NULL; l2tp_tunnel_dec_refcount(tunnel); -- 2.30.2