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[NETFILTER]: nf_conntrack: move expectaton related init code to nf_conntrack_expect.c

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Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy 2007-07-07 22:32:53 -07:00 committed by David S. Miller
parent cf6994c2b9
commit e9c1b084e1
4 changed files with 60 additions and 25 deletions
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4
include/net/netfilter/nf_conntrack_expect.h
View file

@ -7,8 +7,6 @@
#include <net/netfilter/nf_conntrack.h>
extern struct list_head nf_ct_expect_list;
extern struct kmem_cache *nf_ct_expect_cachep;
extern const struct file_operations exp_file_ops;
struct nf_conntrack_expect
{
@ -53,6 +51,8 @@ struct nf_conntrack_expect
#define NF_CT_EXPECT_PERMANENT 0x1
int nf_conntrack_expect_init(void);
void nf_conntrack_expect_fini(void);
struct nf_conntrack_expect *
__nf_ct_expect_find(const struct nf_conntrack_tuple *tuple);

22
net/netfilter/nf_conntrack_core.c
View file

@ -961,12 +961,12 @@ void nf_conntrack_cleanup(void)
rcu_assign_pointer(nf_ct_destroy, NULL);
kmem_cache_destroy(nf_conntrack_cachep);
kmem_cache_destroy(nf_ct_expect_cachep);
nf_ct_free_hashtable(nf_conntrack_hash, nf_conntrack_vmalloc,
nf_conntrack_htable_size);
nf_conntrack_proto_fini();
nf_conntrack_helper_fini();
nf_conntrack_expect_fini();
}
struct hlist_head *nf_ct_alloc_hashtable(int *sizep, int *vmalloced)
@ -1088,21 +1088,17 @@ int __init nf_conntrack_init(void)
goto err_free_hash;
}
nf_ct_expect_cachep = kmem_cache_create("nf_conntrack_expect",
sizeof(struct nf_conntrack_expect),
0, 0, NULL, NULL);
if (!nf_ct_expect_cachep) {
printk(KERN_ERR "Unable to create nf_expect slab cache\n");
goto err_free_conntrack_slab;
}
ret = nf_conntrack_proto_init();
if (ret < 0)
goto out_free_expect_slab;
goto err_free_conntrack_slab;
ret = nf_conntrack_expect_init();
if (ret < 0)
goto out_fini_proto;
ret = nf_conntrack_helper_init();
if (ret < 0)
goto out_fini_proto;
goto out_fini_expect;
/* For use by REJECT target */
rcu_assign_pointer(ip_ct_attach, __nf_conntrack_attach);
@ -1116,10 +1112,10 @@ int __init nf_conntrack_init(void)
return ret;
out_fini_expect:
nf_conntrack_expect_fini();
out_fini_proto:
nf_conntrack_proto_fini();
out_free_expect_slab:
kmem_cache_destroy(nf_ct_expect_cachep);
err_free_conntrack_slab:
kmem_cache_destroy(nf_conntrack_cachep);
err_free_hash:

48
net/netfilter/nf_conntrack_expect.c
View file

@ -29,7 +29,7 @@
LIST_HEAD(nf_ct_expect_list);
EXPORT_SYMBOL_GPL(nf_ct_expect_list);
struct kmem_cache *nf_ct_expect_cachep __read_mostly;
static struct kmem_cache *nf_ct_expect_cachep __read_mostly;
static unsigned int nf_ct_expect_next_id;
/* nf_conntrack_expect helper functions */
@ -413,3 +413,49 @@ const struct file_operations exp_file_ops = {
.release = seq_release
};
#endif /* CONFIG_PROC_FS */
static int __init exp_proc_init(void)
{
#ifdef CONFIG_PROC_FS
struct proc_dir_entry *proc;
proc = proc_net_fops_create("nf_conntrack_expect", 0440, &exp_file_ops);
if (!proc)
return -ENOMEM;
#endif /* CONFIG_PROC_FS */
return 0;
}
static void exp_proc_remove(void)
{
#ifdef CONFIG_PROC_FS
proc_net_remove("nf_conntrack_expect");
#endif /* CONFIG_PROC_FS */
}
int __init nf_conntrack_expect_init(void)
{
int err;
nf_ct_expect_cachep = kmem_cache_create("nf_conntrack_expect",
sizeof(struct nf_conntrack_expect),
0, 0, NULL, NULL);
if (!nf_ct_expect_cachep)
return -ENOMEM;
err = exp_proc_init();
if (err < 0)
goto err1;
return 0;
err1:
kmem_cache_destroy(nf_ct_expect_cachep);
return err;
}
void nf_conntrack_expect_fini(void)
{
exp_proc_remove();
kmem_cache_destroy(nf_ct_expect_cachep);
}

11
net/netfilter/nf_conntrack_standalone.c
View file

@ -411,7 +411,7 @@ EXPORT_SYMBOL_GPL(nf_ct_log_invalid);
static int __init nf_conntrack_standalone_init(void)
{
#ifdef CONFIG_PROC_FS
struct proc_dir_entry *proc, *proc_exp, *proc_stat;
struct proc_dir_entry *proc, *proc_stat;
#endif
int ret = 0;
@ -423,13 +423,9 @@ static int __init nf_conntrack_standalone_init(void)
proc = proc_net_fops_create("nf_conntrack", 0440, &ct_file_ops);
if (!proc) goto cleanup_init;
proc_exp = proc_net_fops_create("nf_conntrack_expect", 0440,
&exp_file_ops);
if (!proc_exp) goto cleanup_proc;
proc_stat = create_proc_entry("nf_conntrack", S_IRUGO, proc_net_stat);
if (!proc_stat)
goto cleanup_proc_exp;
goto cleanup_proc;
proc_stat->proc_fops = &ct_cpu_seq_fops;
proc_stat->owner = THIS_MODULE;
@ -449,8 +445,6 @@ static int __init nf_conntrack_standalone_init(void)
#endif
#ifdef CONFIG_PROC_FS
remove_proc_entry("nf_conntrack", proc_net_stat);
cleanup_proc_exp:
proc_net_remove("nf_conntrack_expect");
cleanup_proc:
proc_net_remove("nf_conntrack");
cleanup_init:
@ -466,7 +460,6 @@ static void __exit nf_conntrack_standalone_fini(void)
#endif
#ifdef CONFIG_PROC_FS
remove_proc_entry("nf_conntrack", proc_net_stat);
proc_net_remove("nf_conntrack_expect");
proc_net_remove("nf_conntrack");
#endif /* CNFIG_PROC_FS */
nf_conntrack_cleanup();