This abstraction has no clients anymore, remove it.
This is what remains from previous authors, so correct copyright
statement after recent modifications and code removal.
Signed-off-by: Pablo Neira Ayuso <pa...@netfilter.org>
---
include/linux/netfilter.h | 13 -------------
net/bridge/netfilter/nf_tables_bridge.c | 16 ++++------------
net/ipv4/netfilter.c | 10 ----------
net/ipv6/netfilter.c | 7 +------
net/netfilter/core.c | 25 +------------------------
5 files changed, 6 insertions(+), 65 deletions(-)
diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h
index 58a169e425f7..85a1a0b32c66 100644
--- a/include/linux/netfilter.h
+++ b/include/linux/netfilter.h
@@ -309,16 +309,6 @@ int skb_make_writable(struct sk_buff *skb, unsigned int
writable_len);
struct flowi;
struct nf_queue_entry;
-struct nf_afinfo {
- unsigned short family;
-};
-
-extern const struct nf_afinfo __rcu *nf_afinfo[NFPROTO_NUMPROTO];
-static inline const struct nf_afinfo *nf_get_afinfo(unsigned short family)
-{
- return rcu_dereference(nf_afinfo[family]);
-}
-
__sum16 nf_checksum(struct sk_buff *skb, unsigned int hook,
unsigned int dataoff, u_int8_t protocol,
unsigned short family);
@@ -330,9 +320,6 @@ int nf_route(struct net *net, struct dst_entry **dst,
struct flowi *fl,
bool strict, unsigned short family);
int nf_reroute(struct sk_buff *skb, struct nf_queue_entry *entry);
-int nf_register_afinfo(const struct nf_afinfo *afinfo);
-void nf_unregister_afinfo(const struct nf_afinfo *afinfo);
-
#include <net/flow.h>
extern void (*nf_nat_decode_session_hook)(struct sk_buff *, struct flowi *);
diff --git a/net/bridge/netfilter/nf_tables_bridge.c
b/net/bridge/netfilter/nf_tables_bridge.c
index e7348b49bc0d..86774b5c3b73 100644
--- a/net/bridge/netfilter/nf_tables_bridge.c
+++ b/net/bridge/netfilter/nf_tables_bridge.c
@@ -95,30 +95,23 @@ static const struct nf_chain_type filter_bridge = {
},
};
-static const struct nf_afinfo nf_br_afinfo = {
- .family = AF_BRIDGE,
- .route_key_size = 0,
-};
-
static int __init nf_tables_bridge_init(void)
{
int ret;
- nf_register_afinfo(&nf_br_afinfo);
ret = nft_register_chain_type(&filter_bridge);
if (ret < 0)
- goto err1;
+ return ret;
ret = register_pernet_subsys(&nf_tables_bridge_net_ops);
if (ret < 0)
- goto err2;
+ goto err_register_subsys;
return ret;
-err2:
+err_register_subsys:
nft_unregister_chain_type(&filter_bridge);
-err1:
- nf_unregister_afinfo(&nf_br_afinfo);
+
return ret;
}
@@ -126,7 +119,6 @@ static void __exit nf_tables_bridge_exit(void)
{
unregister_pernet_subsys(&nf_tables_bridge_net_ops);
nft_unregister_chain_type(&filter_bridge);
- nf_unregister_afinfo(&nf_br_afinfo);
}
module_init(nf_tables_bridge_init);
diff --git a/net/ipv4/netfilter.c b/net/ipv4/netfilter.c
index bd8e161c2f95..e6774ccb7731 100644
--- a/net/ipv4/netfilter.c
+++ b/net/ipv4/netfilter.c
@@ -161,13 +161,3 @@ int nf_ip_route(struct net *net, struct dst_entry **dst,
struct flowi *fl,
return 0;
}
EXPORT_SYMBOL_GPL(nf_ip_route);
-
-static const struct nf_afinfo nf_ip_afinfo = {
- .family = AF_INET,
-};
-
-static int __init ipv4_netfilter_init(void)
-{
- return nf_register_afinfo(&nf_ip_afinfo);
-}
-subsys_initcall(ipv4_netfilter_init);
diff --git a/net/ipv6/netfilter.c b/net/ipv6/netfilter.c
index 18f82a3fb0c0..d95ceca7ff8f 100644
--- a/net/ipv6/netfilter.c
+++ b/net/ipv6/netfilter.c
@@ -174,14 +174,10 @@ static const struct nf_ipv6_ops ipv6ops = {
.reroute = nf_ip6_reroute,
};
-static const struct nf_afinfo nf_ip6_afinfo = {
- .family = AF_INET6,
-};
-
int __init ipv6_netfilter_init(void)
{
RCU_INIT_POINTER(nf_ipv6_ops, &ipv6ops);
- return nf_register_afinfo(&nf_ip6_afinfo);
+ return 0;
}
/* This can be called from inet6_init() on errors, so it cannot
@@ -190,5 +186,4 @@ int __init ipv6_netfilter_init(void)
void ipv6_netfilter_fini(void)
{
RCU_INIT_POINTER(nf_ipv6_ops, NULL);
- nf_unregister_afinfo(&nf_ip6_afinfo);
}
diff --git a/net/netfilter/core.c b/net/netfilter/core.c
index 606efc9b14e1..997dd387d259 100644
--- a/net/netfilter/core.c
+++ b/net/netfilter/core.c
@@ -4,8 +4,7 @@
* Thanks to Rob `CmdrTaco' Malda for not influencing this code in any
* way.
*
- * Rusty Russell (C)2000 -- This code is GPL.
- * Patrick McHardy (c) 2006-2012
+ * This code is GPL.
*/
#include <linux/kernel.h>
#include <linux/netfilter.h>
@@ -28,34 +27,12 @@
#include "nf_internals.h"
-static DEFINE_MUTEX(afinfo_mutex);
-
-const struct nf_afinfo __rcu *nf_afinfo[NFPROTO_NUMPROTO] __read_mostly;
-EXPORT_SYMBOL(nf_afinfo);
const struct nf_ipv6_ops __rcu *nf_ipv6_ops __read_mostly;
EXPORT_SYMBOL_GPL(nf_ipv6_ops);
DEFINE_PER_CPU(bool, nf_skb_duplicated);
EXPORT_SYMBOL_GPL(nf_skb_duplicated);
-int nf_register_afinfo(const struct nf_afinfo *afinfo)
-{
- mutex_lock(&afinfo_mutex);
- RCU_INIT_POINTER(nf_afinfo[afinfo->family], afinfo);
- mutex_unlock(&afinfo_mutex);
- return 0;
-}
-EXPORT_SYMBOL_GPL(nf_register_afinfo);
-
-void nf_unregister_afinfo(const struct nf_afinfo *afinfo)
-{
- mutex_lock(&afinfo_mutex);
- RCU_INIT_POINTER(nf_afinfo[afinfo->family], NULL);
- mutex_unlock(&afinfo_mutex);
- synchronize_rcu();
-}
-EXPORT_SYMBOL_GPL(nf_unregister_afinfo);
-
#ifdef HAVE_JUMP_LABEL
struct static_key nf_hooks_needed[NFPROTO_NUMPROTO][NF_MAX_HOOKS];
EXPORT_SYMBOL(nf_hooks_needed);
--
2.11.0
--
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