diff options
Diffstat (limited to 'net/ipv4')
-rw-r--r-- | net/ipv4/netfilter/nf_tables_ipv4.c | 32 | ||||
-rw-r--r-- | net/ipv4/netfilter/nft_chain_nat_ipv4.c | 6 | ||||
-rw-r--r-- | net/ipv4/netfilter/nft_chain_route_ipv4.c | 6 |
3 files changed, 36 insertions, 8 deletions
diff --git a/net/ipv4/netfilter/nf_tables_ipv4.c b/net/ipv4/netfilter/nf_tables_ipv4.c index 23525c4c019..c61cffb9b76 100644 --- a/net/ipv4/netfilter/nf_tables_ipv4.c +++ b/net/ipv4/netfilter/nf_tables_ipv4.c @@ -15,6 +15,8 @@ #include <linux/netfilter_ipv4.h> #include <net/netfilter/nf_tables.h> #include <net/ip.h> +#include <net/net_namespace.h> +#include <net/netfilter/nf_tables_ipv4.h> static unsigned int nft_ipv4_output(const struct nf_hook_ops *ops, struct sk_buff *skb, @@ -22,6 +24,8 @@ static unsigned int nft_ipv4_output(const struct nf_hook_ops *ops, const struct net_device *out, int (*okfn)(struct sk_buff *)) { + struct nft_pktinfo pkt; + if (unlikely(skb->len < sizeof(struct iphdr) || ip_hdr(skb)->ihl < sizeof(struct iphdr) / 4)) { if (net_ratelimit()) @@ -29,8 +33,9 @@ static unsigned int nft_ipv4_output(const struct nf_hook_ops *ops, "packet\n"); return NF_ACCEPT; } + nft_set_pktinfo_ipv4(&pkt, ops, skb, in, out); - return nft_do_chain(ops, skb, in, out, okfn); + return nft_do_chain_pktinfo(&pkt, ops); } static struct nft_af_info nft_af_ipv4 __read_mostly = { @@ -42,6 +47,21 @@ static struct nft_af_info nft_af_ipv4 __read_mostly = { }, }; + +static unsigned int +nft_do_chain_ipv4(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_ipv4(&pkt, ops, skb, in, out); + + return nft_do_chain_pktinfo(&pkt, ops); +} + static struct nf_chain_type filter_ipv4 = { .family = NFPROTO_IPV4, .name = "filter", @@ -52,11 +72,11 @@ static struct nf_chain_type filter_ipv4 = { (1 << NF_INET_PRE_ROUTING) | (1 << NF_INET_POST_ROUTING), .fn = { - [NF_INET_LOCAL_IN] = nft_do_chain, - [NF_INET_LOCAL_OUT] = nft_do_chain, - [NF_INET_FORWARD] = nft_do_chain, - [NF_INET_PRE_ROUTING] = nft_do_chain, - [NF_INET_POST_ROUTING] = nft_do_chain, + [NF_INET_LOCAL_IN] = nft_do_chain_ipv4, + [NF_INET_LOCAL_OUT] = nft_ipv4_output, + [NF_INET_FORWARD] = nft_do_chain_ipv4, + [NF_INET_PRE_ROUTING] = nft_do_chain_ipv4, + [NF_INET_POST_ROUTING] = nft_do_chain_ipv4, }, }; diff --git a/net/ipv4/netfilter/nft_chain_nat_ipv4.c b/net/ipv4/netfilter/nft_chain_nat_ipv4.c index cd286306be8..e09c201adf8 100644 --- a/net/ipv4/netfilter/nft_chain_nat_ipv4.c +++ b/net/ipv4/netfilter/nft_chain_nat_ipv4.c @@ -23,6 +23,7 @@ #include <net/netfilter/nf_nat.h> #include <net/netfilter/nf_nat_core.h> #include <net/netfilter/nf_tables.h> +#include <net/netfilter/nf_tables_ipv4.h> #include <net/netfilter/nf_nat_l3proto.h> #include <net/ip.h> @@ -181,6 +182,7 @@ static unsigned int nf_nat_fn(const struct nf_hook_ops *ops, struct nf_conn *ct = nf_ct_get(skb, &ctinfo); struct nf_conn_nat *nat; enum nf_nat_manip_type maniptype = HOOK2MANIP(ops->hooknum); + struct nft_pktinfo pkt; unsigned int ret; if (ct == NULL || nf_ct_is_untracked(ct)) @@ -213,7 +215,9 @@ static unsigned int nf_nat_fn(const struct nf_hook_ops *ops, if (nf_nat_initialized(ct, maniptype)) break; - ret = nft_do_chain(ops, skb, in, out, okfn); + nft_set_pktinfo_ipv4(&pkt, ops, skb, in, out); + + ret = nft_do_chain_pktinfo(&pkt, ops); if (ret != NF_ACCEPT) return ret; if (!nf_nat_initialized(ct, maniptype)) { diff --git a/net/ipv4/netfilter/nft_chain_route_ipv4.c b/net/ipv4/netfilter/nft_chain_route_ipv4.c index 6b84e097b8f..4e6bf9a3d7a 100644 --- a/net/ipv4/netfilter/nft_chain_route_ipv4.c +++ b/net/ipv4/netfilter/nft_chain_route_ipv4.c @@ -17,6 +17,7 @@ #include <linux/netfilter/nfnetlink.h> #include <linux/netfilter/nf_tables.h> #include <net/netfilter/nf_tables.h> +#include <net/netfilter/nf_tables_ipv4.h> #include <net/route.h> #include <net/ip.h> @@ -27,6 +28,7 @@ static unsigned int nf_route_table_hook(const struct nf_hook_ops *ops, int (*okfn)(struct sk_buff *)) { unsigned int ret; + struct nft_pktinfo pkt; u32 mark; __be32 saddr, daddr; u_int8_t tos; @@ -37,13 +39,15 @@ static unsigned int nf_route_table_hook(const struct nf_hook_ops *ops, ip_hdrlen(skb) < sizeof(struct iphdr)) return NF_ACCEPT; + nft_set_pktinfo_ipv4(&pkt, ops, skb, in, out); + mark = skb->mark; iph = ip_hdr(skb); saddr = iph->saddr; daddr = iph->daddr; tos = iph->tos; - ret = nft_do_chain(ops, skb, in, out, okfn); + ret = nft_do_chain_pktinfo(&pkt, ops); if (ret != NF_DROP && ret != NF_QUEUE) { iph = ip_hdr(skb); |