netfilter: nf_tables: add support for multi family tables

Add support to register chains to multiple hooks for different address
families for mixed IPv4/IPv6 tables.

Signed-off-by: Patrick McHardy <kaber@trash.net>

2 files changed, 2 insertions, 0 deletions

diff --git a/net/ipv4/netfilter/nf_tables_arp.c b/net/ipv4/netfilter/nf_tables_arp.c
index 31bb778cebb8..36d27fc7e859 100644
--- a/net/ipv4/netfilter/nf_tables_arp.c
+++ b/net/ipv4/netfilter/nf_tables_arp.c
@@ -32,6 +32,7 @@ static struct nft_af_info nft_af_arp __read_mostly = {
         .family         = NFPROTO_ARP,
         .nhooks         = NF_ARP_NUMHOOKS,
         .owner          = THIS_MODULE,
+        .nops           = 1,
         .hooks          = {
                 [NF_ARP_IN]             = nft_do_chain_arp,
                 [NF_ARP_OUT]            = nft_do_chain_arp,
diff --git a/net/ipv4/netfilter/nf_tables_ipv4.c b/net/ipv4/netfilter/nf_tables_ipv4.c
index ed7e15a93410..177c3bceb7ca 100644
--- a/net/ipv4/netfilter/nf_tables_ipv4.c
+++ b/net/ipv4/netfilter/nf_tables_ipv4.c
@@ -52,6 +52,7 @@ static struct nft_af_info nft_af_ipv4 __read_mostly = {
         .family         = NFPROTO_IPV4,
         .nhooks         = NF_INET_NUMHOOKS,
         .owner          = THIS_MODULE,
+        .nops           = 1,
         .hooks          = {
                 [NF_INET_LOCAL_IN]      = nft_do_chain_ipv4,
                 [NF_INET_LOCAL_OUT]     = nft_ipv4_output,