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netfilter: remove unneeded variable proc_net_netfilter

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Now that this supports net namespace for nflog and nfqueue,
we can remove the global proc_net_netfilter which has no
clients anymore.

Based on patch from Gao feng.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Pablo Neira Ayuso 2013-04-05 19:40:10 +02:00
parent e817961048
commit 12202fa757
2 changed files with 4 additions and 17 deletions
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5
include/linux/netfilter.h
View File

@ -289,11 +289,6 @@ nf_nat_decode_session(struct sk_buff *skb, struct flowi *fl, u_int8_t family)
#endif
}
#ifdef CONFIG_PROC_FS
#include <linux/proc_fs.h>
extern struct proc_dir_entry *proc_net_netfilter;
#endif
#else /* !CONFIG_NETFILTER */
#define NF_HOOK(pf, hook, skb, indev, outdev, okfn) (okfn)(skb)
#define NF_HOOK_COND(pf, hook, skb, indev, outdev, okfn, cond) (okfn)(skb)

16
net/netfilter/core.c
View File

@ -276,23 +276,15 @@ void (*nf_nat_decode_session_hook)(struct sk_buff *, struct flowi *);
EXPORT_SYMBOL(nf_nat_decode_session_hook);
#endif
#ifdef CONFIG_PROC_FS
struct proc_dir_entry *proc_net_netfilter;
EXPORT_SYMBOL(proc_net_netfilter);
#endif
static int __net_init netfilter_net_init(struct net *net)
{
#ifdef CONFIG_PROC_FS
net->nf.proc_netfilter = proc_net_mkdir(net, "netfilter",
net->proc_net);
if (net_eq(net, &init_net)) {
if (!net->nf.proc_netfilter)
return -ENOMEM;
else
proc_net_netfilter = net->nf.proc_netfilter;
} else if (!net->nf.proc_netfilter) {
pr_err("cannot create netfilter proc entry");
if (!net->nf.proc_netfilter) {
if (!net_eq(net, &init_net))
pr_err("cannot create netfilter proc entry");
return -ENOMEM;
}
#endif