netfilter: nf_tables: add "inet" table for IPv4/IPv6
This patch adds a new table family and a new filter chain that you can
use to attach IPv4 and IPv6 rules. This should help to simplify
rule-set maintainance in dual-stack setups.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
diff --git a/net/ipv4/netfilter/nf_tables_ipv4.c b/net/ipv4/netfilter/nf_tables_ipv4.c
index 177c3bc..da927dc 100644
--- a/net/ipv4/netfilter/nf_tables_ipv4.c
+++ b/net/ipv4/netfilter/nf_tables_ipv4.c
@@ -48,7 +48,7 @@
return nft_do_chain_ipv4(ops, skb, in, out, okfn);
}
-static struct nft_af_info nft_af_ipv4 __read_mostly = {
+struct nft_af_info nft_af_ipv4 __read_mostly = {
.family = NFPROTO_IPV4,
.nhooks = NF_INET_NUMHOOKS,
.owner = THIS_MODULE,
@@ -61,6 +61,7 @@
[NF_INET_POST_ROUTING] = nft_do_chain_ipv4,
},
};
+EXPORT_SYMBOL_GPL(nft_af_ipv4);
static int nf_tables_ipv4_init_net(struct net *net)
{