diff options
author | David S. Miller <davem@davemloft.net> | 2015-04-03 20:56:08 -0400 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2015-04-04 12:47:04 -0400 |
commit | 1c491ba2592f621f21a693d43fab06302527fc0f (patch) | |
tree | c9bf845770ddced5275bb7f367633ecbbc7b2c03 /net/ipv4 | |
parent | d7cf4081ed454dba02cb632e492ecf5e29d1ee44 (diff) | |
download | linux-1c491ba2592f621f21a693d43fab06302527fc0f.tar.bz2 |
netfilter: Pass nf_hook_state through ipt_do_table().
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r-- | net/ipv4/netfilter/ip_tables.c | 13 | ||||
-rw-r--r-- | net/ipv4/netfilter/iptable_filter.c | 3 | ||||
-rw-r--r-- | net/ipv4/netfilter/iptable_mangle.c | 11 | ||||
-rw-r--r-- | net/ipv4/netfilter/iptable_nat.c | 3 | ||||
-rw-r--r-- | net/ipv4/netfilter/iptable_raw.c | 3 | ||||
-rw-r--r-- | net/ipv4/netfilter/iptable_security.c | 2 |
6 files changed, 16 insertions, 19 deletions
diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c index cf5e82f39d3b..c69db7fa25ee 100644 --- a/net/ipv4/netfilter/ip_tables.c +++ b/net/ipv4/netfilter/ip_tables.c @@ -288,8 +288,7 @@ struct ipt_entry *ipt_next_entry(const struct ipt_entry *entry) unsigned int ipt_do_table(struct sk_buff *skb, unsigned int hook, - const struct net_device *in, - const struct net_device *out, + const struct nf_hook_state *state, struct xt_table *table) { static const char nulldevname[IFNAMSIZ] __attribute__((aligned(sizeof(long)))); @@ -306,8 +305,8 @@ ipt_do_table(struct sk_buff *skb, /* Initialization */ ip = ip_hdr(skb); - indev = in ? in->name : nulldevname; - outdev = out ? out->name : nulldevname; + indev = state->in ? state->in->name : nulldevname; + outdev = state->out ? state->out->name : nulldevname; /* We handle fragments by dealing with the first fragment as * if it was a normal packet. All other fragments are treated * normally, except that they will NEVER match rules that ask @@ -317,8 +316,8 @@ ipt_do_table(struct sk_buff *skb, acpar.fragoff = ntohs(ip->frag_off) & IP_OFFSET; acpar.thoff = ip_hdrlen(skb); acpar.hotdrop = false; - acpar.in = in; - acpar.out = out; + acpar.in = state->in; + acpar.out = state->out; acpar.family = NFPROTO_IPV4; acpar.hooknum = hook; @@ -370,7 +369,7 @@ ipt_do_table(struct sk_buff *skb, #if IS_ENABLED(CONFIG_NETFILTER_XT_TARGET_TRACE) /* The packet is traced: log it */ if (unlikely(skb->nf_trace)) - trace_packet(skb, hook, in, out, + trace_packet(skb, hook, state->in, state->out, table->name, private, e); #endif /* Standard target? */ diff --git a/net/ipv4/netfilter/iptable_filter.c b/net/ipv4/netfilter/iptable_filter.c index 1df0d42bfd39..a0f3beca52d2 100644 --- a/net/ipv4/netfilter/iptable_filter.c +++ b/net/ipv4/netfilter/iptable_filter.c @@ -45,8 +45,7 @@ iptable_filter_hook(const struct nf_hook_ops *ops, struct sk_buff *skb, return NF_ACCEPT; net = dev_net(state->in ? state->in : state->out); - return ipt_do_table(skb, ops->hooknum, state->in, state->out, - net->ipv4.iptable_filter); + return ipt_do_table(skb, ops->hooknum, state, net->ipv4.iptable_filter); } static struct nf_hook_ops *filter_ops __read_mostly; diff --git a/net/ipv4/netfilter/iptable_mangle.c b/net/ipv4/netfilter/iptable_mangle.c index 7a825e740045..62cbb8c5f4a8 100644 --- a/net/ipv4/netfilter/iptable_mangle.c +++ b/net/ipv4/netfilter/iptable_mangle.c @@ -37,8 +37,9 @@ static const struct xt_table packet_mangler = { }; static unsigned int -ipt_mangle_out(struct sk_buff *skb, const struct net_device *out) +ipt_mangle_out(struct sk_buff *skb, const struct nf_hook_state *state) { + struct net_device *out = state->out; unsigned int ret; const struct iphdr *iph; u_int8_t tos; @@ -58,7 +59,7 @@ ipt_mangle_out(struct sk_buff *skb, const struct net_device *out) daddr = iph->daddr; tos = iph->tos; - ret = ipt_do_table(skb, NF_INET_LOCAL_OUT, NULL, out, + ret = ipt_do_table(skb, NF_INET_LOCAL_OUT, state, dev_net(out)->ipv4.iptable_mangle); /* Reroute for ANY change. */ if (ret != NF_DROP && ret != NF_STOLEN) { @@ -84,12 +85,12 @@ iptable_mangle_hook(const struct nf_hook_ops *ops, const struct nf_hook_state *state) { if (ops->hooknum == NF_INET_LOCAL_OUT) - return ipt_mangle_out(skb, state->out); + return ipt_mangle_out(skb, state); if (ops->hooknum == NF_INET_POST_ROUTING) - return ipt_do_table(skb, ops->hooknum, state->in, state->out, + return ipt_do_table(skb, ops->hooknum, state, dev_net(state->out)->ipv4.iptable_mangle); /* PREROUTING/INPUT/FORWARD: */ - return ipt_do_table(skb, ops->hooknum, state->in, state->out, + return ipt_do_table(skb, ops->hooknum, state, dev_net(state->in)->ipv4.iptable_mangle); } diff --git a/net/ipv4/netfilter/iptable_nat.c b/net/ipv4/netfilter/iptable_nat.c index 086e2311438e..0d4d9cdf98a4 100644 --- a/net/ipv4/netfilter/iptable_nat.c +++ b/net/ipv4/netfilter/iptable_nat.c @@ -35,8 +35,7 @@ static unsigned int iptable_nat_do_chain(const struct nf_hook_ops *ops, { struct net *net = nf_ct_net(ct); - return ipt_do_table(skb, ops->hooknum, state->in, state->out, - net->ipv4.nat_table); + return ipt_do_table(skb, ops->hooknum, state, net->ipv4.nat_table); } static unsigned int iptable_nat_ipv4_fn(const struct nf_hook_ops *ops, diff --git a/net/ipv4/netfilter/iptable_raw.c b/net/ipv4/netfilter/iptable_raw.c index fac8f607c70b..0356e6da4bb7 100644 --- a/net/ipv4/netfilter/iptable_raw.c +++ b/net/ipv4/netfilter/iptable_raw.c @@ -32,8 +32,7 @@ iptable_raw_hook(const struct nf_hook_ops *ops, struct sk_buff *skb, return NF_ACCEPT; net = dev_net(state->in ? state->in : state->out); - return ipt_do_table(skb, ops->hooknum, state->in, state->out, - net->ipv4.iptable_raw); + return ipt_do_table(skb, ops->hooknum, state, net->ipv4.iptable_raw); } static struct nf_hook_ops *rawtable_ops __read_mostly; diff --git a/net/ipv4/netfilter/iptable_security.c b/net/ipv4/netfilter/iptable_security.c index d9ad60a57413..4bce3980ccd9 100644 --- a/net/ipv4/netfilter/iptable_security.c +++ b/net/ipv4/netfilter/iptable_security.c @@ -49,7 +49,7 @@ iptable_security_hook(const struct nf_hook_ops *ops, struct sk_buff *skb, return NF_ACCEPT; net = dev_net(state->in ? state->in : state->out); - return ipt_do_table(skb, ops->hooknum, state->in, state->out, + return ipt_do_table(skb, ops->hooknum, state, net->ipv4.iptable_security); } |