diff options
author | Florian Westphal <fw@strlen.de> | 2019-01-15 22:03:44 +0100 |
---|---|---|
committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2019-01-18 15:02:34 +0100 |
commit | 70aed4647cbd63e3371386ddfaeb195413f38d99 (patch) | |
tree | 97cae38679c416204e108ad64cbb9376ed4d6725 /net/netfilter | |
parent | b884fa46177659166ab6a9fd87640b9cd5f04fe7 (diff) |
netfilter: conntrack: remove sysctl registration helpers
After previous patch these are not used anymore.
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter')
-rw-r--r-- | net/netfilter/nf_conntrack_proto.c | 77 |
1 files changed, 1 insertions, 76 deletions
diff --git a/net/netfilter/nf_conntrack_proto.c b/net/netfilter/nf_conntrack_proto.c index 13b782cc6a7a..c8f024d731c8 100644 --- a/net/netfilter/nf_conntrack_proto.c +++ b/net/netfilter/nf_conntrack_proto.c @@ -48,35 +48,6 @@ static struct nf_conntrack_l4proto __rcu *nf_ct_protos[MAX_NF_CT_PROTO + 1] __re static DEFINE_MUTEX(nf_ct_proto_mutex); #ifdef CONFIG_SYSCTL -static int -nf_ct_register_sysctl(struct net *net, - struct ctl_table_header **header, - const char *path, - struct ctl_table *table) -{ - if (*header == NULL) { - *header = register_net_sysctl(net, path, table); - if (*header == NULL) - return -ENOMEM; - } - - return 0; -} - -static void -nf_ct_unregister_sysctl(struct ctl_table_header **header, - struct ctl_table **table, - unsigned int users) -{ - if (users > 0) - return; - - unregister_net_sysctl_table(*header); - kfree(*table); - *header = NULL; - *table = NULL; -} - __printf(5, 6) void nf_l4proto_log_invalid(const struct sk_buff *skb, struct net *net, @@ -161,40 +132,6 @@ static struct nf_proto_net *nf_ct_l4proto_net(struct net *net, return NULL; } -static -int nf_ct_l4proto_register_sysctl(struct net *net, - struct nf_proto_net *pn) -{ - int err = 0; - -#ifdef CONFIG_SYSCTL - if (pn->ctl_table != NULL) { - err = nf_ct_register_sysctl(net, - &pn->ctl_table_header, - "net/netfilter", - pn->ctl_table); - if (err < 0) { - if (!pn->users) { - kfree(pn->ctl_table); - pn->ctl_table = NULL; - } - } - } -#endif /* CONFIG_SYSCTL */ - return err; -} - -static -void nf_ct_l4proto_unregister_sysctl(struct nf_proto_net *pn) -{ -#ifdef CONFIG_SYSCTL - if (pn->ctl_table_header != NULL) - nf_ct_unregister_sysctl(&pn->ctl_table_header, - &pn->ctl_table, - pn->users); -#endif /* CONFIG_SYSCTL */ -} - /* FIXME: Allow NULL functions and sub in pointers to generic for them. --RR */ int nf_ct_l4proto_register_one(const struct nf_conntrack_l4proto *l4proto) @@ -237,10 +174,6 @@ static int nf_ct_l4proto_pernet_register_one(struct net *net, if (pn == NULL) goto out; - ret = nf_ct_l4proto_register_sysctl(net, pn); - if (ret < 0) - goto out; - pn->users++; out: return ret; @@ -280,7 +213,6 @@ static void nf_ct_l4proto_pernet_unregister_one(struct net *net, return; pn->users--; - nf_ct_l4proto_unregister_sysctl(pn); } static void @@ -859,17 +791,11 @@ int nf_conntrack_proto_pernet_init(struct net *net) err = nf_conntrack_l4proto_generic.init_net(net); if (err < 0) return err; - err = nf_ct_l4proto_register_sysctl(net, - pn); - if (err < 0) - return err; err = nf_ct_l4proto_pernet_register(net, builtin_l4proto, ARRAY_SIZE(builtin_l4proto)); - if (err < 0) { - nf_ct_l4proto_unregister_sysctl(pn); + if (err < 0) return err; - } pn->users++; return 0; @@ -883,7 +809,6 @@ void nf_conntrack_proto_pernet_fini(struct net *net) nf_ct_l4proto_pernet_unregister(net, builtin_l4proto, ARRAY_SIZE(builtin_l4proto)); pn->users--; - nf_ct_l4proto_unregister_sysctl(pn); #ifdef CONFIG_NF_CT_PROTO_GRE nf_ct_gre_keymap_flush(net); #endif |