diff options
Diffstat (limited to 'net/bridge')
| -rw-r--r-- | net/bridge/netfilter/Kconfig | 1 | ||||
| -rw-r--r-- | net/bridge/netfilter/nf_tables_bridge.c | 41 |
2 files changed, 40 insertions, 2 deletions
diff --git a/net/bridge/netfilter/Kconfig b/net/bridge/netfilter/Kconfig index 68f8128147be..5ca74a0e595f 100644 --- a/net/bridge/netfilter/Kconfig +++ b/net/bridge/netfilter/Kconfig @@ -3,6 +3,7 @@ # # config NF_TABLES_BRIDGE + depends on NF_TABLES tristate "Ethernet Bridge nf_tables support" menuconfig BRIDGE_NF_EBTABLES diff --git a/net/bridge/netfilter/nf_tables_bridge.c b/net/bridge/netfilter/nf_tables_bridge.c index e8cb016fa34d..cf54b22818c8 100644 --- a/net/bridge/netfilter/nf_tables_bridge.c +++ b/net/bridge/netfilter/nf_tables_bridge.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2008 Patrick McHardy <kaber@trash.net> + * Copyright (c) 2013 Pablo Neira Ayuso <pablo@netfilter.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -47,14 +48,50 @@ static struct pernet_operations nf_tables_bridge_net_ops = { .exit = nf_tables_bridge_exit_net, }; +static unsigned int +nft_do_chain_bridge(const struct nf_hook_ops *ops, + struct sk_buff *skb, + const struct net_device *in, + const struct net_device *out, + int (*okfn)(struct sk_buff *)) +{ + struct nft_pktinfo pkt; + + nft_set_pktinfo(&pkt, ops, skb, in, out); + + return nft_do_chain_pktinfo(&pkt, ops); +} + +static struct nf_chain_type filter_bridge = { + .family = NFPROTO_BRIDGE, + .name = "filter", + .type = NFT_CHAIN_T_DEFAULT, + .hook_mask = (1 << NF_BR_LOCAL_IN) | + (1 << NF_BR_FORWARD) | + (1 << NF_BR_LOCAL_OUT), + .fn = { + [NF_BR_LOCAL_IN] = nft_do_chain_bridge, + [NF_BR_FORWARD] = nft_do_chain_bridge, + [NF_BR_LOCAL_OUT] = nft_do_chain_bridge, + }, +}; + static int __init nf_tables_bridge_init(void) { - return register_pernet_subsys(&nf_tables_bridge_net_ops); + int ret; + + nft_register_chain_type(&filter_bridge); + ret = register_pernet_subsys(&nf_tables_bridge_net_ops); + if (ret < 0) + nft_unregister_chain_type(&filter_bridge); + + return ret; } static void __exit nf_tables_bridge_exit(void) { - return unregister_pernet_subsys(&nf_tables_bridge_net_ops); + unregister_pernet_subsys(&nf_tables_bridge_net_ops); + nft_unregister_chain_type(&filter_bridge); } module_init(nf_tables_bridge_init); |