From c88130bcd546e73e66165f9c29113dae9facf1ec Mon Sep 17 00:00:00 2001 From: Patrick McHardy Date: Thu, 31 Jan 2008 04:42:11 -0800 Subject: [NETFILTER]: nf_conntrack: naming unification Rename all "conntrack" variables to "ct" for more consistency and avoiding some overly long lines. Signed-off-by: Patrick McHardy Signed-off-by: David S. Miller --- net/netfilter/nf_conntrack_core.c | 58 +++++++++++++++++++-------------------- 1 file changed, 28 insertions(+), 30 deletions(-) (limited to 'net/netfilter/nf_conntrack_core.c') diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c index 120588333c7..1a3673d5586 100644 --- a/net/netfilter/nf_conntrack_core.c +++ b/net/netfilter/nf_conntrack_core.c @@ -462,7 +462,7 @@ static noinline int early_drop(unsigned int hash) struct nf_conn *nf_conntrack_alloc(const struct nf_conntrack_tuple *orig, const struct nf_conntrack_tuple *repl) { - struct nf_conn *conntrack = NULL; + struct nf_conn *ct = NULL; if (unlikely(!nf_conntrack_hash_rnd_initted)) { get_random_bytes(&nf_conntrack_hash_rnd, 4); @@ -485,22 +485,21 @@ struct nf_conn *nf_conntrack_alloc(const struct nf_conntrack_tuple *orig, } } - conntrack = kmem_cache_zalloc(nf_conntrack_cachep, GFP_ATOMIC); - if (conntrack == NULL) { + ct = kmem_cache_zalloc(nf_conntrack_cachep, GFP_ATOMIC); + if (ct == NULL) { pr_debug("nf_conntrack_alloc: Can't alloc conntrack.\n"); atomic_dec(&nf_conntrack_count); return ERR_PTR(-ENOMEM); } - atomic_set(&conntrack->ct_general.use, 1); - conntrack->tuplehash[IP_CT_DIR_ORIGINAL].tuple = *orig; - conntrack->tuplehash[IP_CT_DIR_REPLY].tuple = *repl; + atomic_set(&ct->ct_general.use, 1); + ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple = *orig; + ct->tuplehash[IP_CT_DIR_REPLY].tuple = *repl; /* Don't set timer yet: wait for confirmation */ - setup_timer(&conntrack->timeout, death_by_timeout, - (unsigned long)conntrack); - INIT_RCU_HEAD(&conntrack->rcu); + setup_timer(&ct->timeout, death_by_timeout, (unsigned long)ct); + INIT_RCU_HEAD(&ct->rcu); - return conntrack; + return ct; } EXPORT_SYMBOL_GPL(nf_conntrack_alloc); @@ -513,9 +512,9 @@ static void nf_conntrack_free_rcu(struct rcu_head *head) atomic_dec(&nf_conntrack_count); } -void nf_conntrack_free(struct nf_conn *conntrack) +void nf_conntrack_free(struct nf_conn *ct) { - call_rcu(&conntrack->rcu, nf_conntrack_free_rcu); + call_rcu(&ct->rcu, nf_conntrack_free_rcu); } EXPORT_SYMBOL_GPL(nf_conntrack_free); @@ -528,7 +527,7 @@ init_conntrack(const struct nf_conntrack_tuple *tuple, struct sk_buff *skb, unsigned int dataoff) { - struct nf_conn *conntrack; + struct nf_conn *ct; struct nf_conn_help *help; struct nf_conntrack_tuple repl_tuple; struct nf_conntrack_expect *exp; @@ -538,14 +537,14 @@ init_conntrack(const struct nf_conntrack_tuple *tuple, return NULL; } - conntrack = nf_conntrack_alloc(tuple, &repl_tuple); - if (conntrack == NULL || IS_ERR(conntrack)) { + ct = nf_conntrack_alloc(tuple, &repl_tuple); + if (ct == NULL || IS_ERR(ct)) { pr_debug("Can't allocate conntrack.\n"); - return (struct nf_conntrack_tuple_hash *)conntrack; + return (struct nf_conntrack_tuple_hash *)ct; } - if (!l4proto->new(conntrack, skb, dataoff)) { - nf_conntrack_free(conntrack); + if (!l4proto->new(ct, skb, dataoff)) { + nf_conntrack_free(ct); pr_debug("init conntrack: can't track with proto module\n"); return NULL; } @@ -554,30 +553,30 @@ init_conntrack(const struct nf_conntrack_tuple *tuple, exp = nf_ct_find_expectation(tuple); if (exp) { pr_debug("conntrack: expectation arrives ct=%p exp=%p\n", - conntrack, exp); + ct, exp); /* Welcome, Mr. Bond. We've been expecting you... */ - __set_bit(IPS_EXPECTED_BIT, &conntrack->status); - conntrack->master = exp->master; + __set_bit(IPS_EXPECTED_BIT, &ct->status); + ct->master = exp->master; if (exp->helper) { - help = nf_ct_helper_ext_add(conntrack, GFP_ATOMIC); + help = nf_ct_helper_ext_add(ct, GFP_ATOMIC); if (help) rcu_assign_pointer(help->helper, exp->helper); } #ifdef CONFIG_NF_CONNTRACK_MARK - conntrack->mark = exp->master->mark; + ct->mark = exp->master->mark; #endif #ifdef CONFIG_NF_CONNTRACK_SECMARK - conntrack->secmark = exp->master->secmark; + ct->secmark = exp->master->secmark; #endif - nf_conntrack_get(&conntrack->master->ct_general); + nf_conntrack_get(&ct->master->ct_general); NF_CT_STAT_INC(expect_new); } else { struct nf_conntrack_helper *helper; helper = __nf_ct_helper_find(&repl_tuple); if (helper) { - help = nf_ct_helper_ext_add(conntrack, GFP_ATOMIC); + help = nf_ct_helper_ext_add(ct, GFP_ATOMIC); if (help) rcu_assign_pointer(help->helper, helper); } @@ -585,18 +584,17 @@ init_conntrack(const struct nf_conntrack_tuple *tuple, } /* Overload tuple linked list to put us in unconfirmed list. */ - hlist_add_head(&conntrack->tuplehash[IP_CT_DIR_ORIGINAL].hnode, - &unconfirmed); + hlist_add_head(&ct->tuplehash[IP_CT_DIR_ORIGINAL].hnode, &unconfirmed); spin_unlock_bh(&nf_conntrack_lock); if (exp) { if (exp->expectfn) - exp->expectfn(conntrack, exp); + exp->expectfn(ct, exp); nf_ct_expect_put(exp); } - return &conntrack->tuplehash[IP_CT_DIR_ORIGINAL]; + return &ct->tuplehash[IP_CT_DIR_ORIGINAL]; } /* On success, returns conntrack ptr, sets skb->nfct and ctinfo */ -- cgit v1.2.3