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Commit b85c3dc9 authored by David S. Miller's avatar David S. Miller
Browse files

netfilter: Pass nf_hook_state through arpt_do_table(). 



Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 073bfd56

include/linux/netfilter_arp/arp_tables.h

+1 −2
Original line number Diff line number Diff line
@@ -54,8 +54,7 @@ extern struct xt_table *arpt_register_table(struct net *net, 
extern void arpt_unregister_table(struct xt_table *table);

extern unsigned int arpt_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);



#ifdef CONFIG_COMPAT

net/ipv4/netfilter/arp_tables.c

+5 −6
Original line number Diff line number Diff line
@@ -248,8 +248,7 @@ struct arpt_entry *arpt_next_entry(const struct arpt_entry *entry) 


unsigned int arpt_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))));
@@ -265,8 +264,8 @@ unsigned int arpt_do_table(struct sk_buff *skb, 
	if (!pskb_may_pull(skb, arp_hdr_len(skb->dev)))

		return NF_DROP;



	indev = in ? in->name : nulldevname;

	outdev = out ? out->name : nulldevname;

	indev = state->in ? state->in->name : nulldevname;

	outdev = state->out ? state->out->name : nulldevname;



	local_bh_disable();

	addend = xt_write_recseq_begin();
@@ -281,8 +280,8 @@ unsigned int arpt_do_table(struct sk_buff *skb, 
	e = get_entry(table_base, private->hook_entry[hook]);

	back = get_entry(table_base, private->underflow[hook]);



	acpar.in      = in;

	acpar.out     = out;

	acpar.in      = state->in;

	acpar.out     = state->out;

	acpar.hooknum = hook;

	acpar.family  = NFPROTO_ARP;

	acpar.hotdrop = false;

net/ipv4/netfilter/arptable_filter.c

+1 −1
Original line number Diff line number Diff line
@@ -32,7 +32,7 @@ arptable_filter_hook(const struct nf_hook_ops *ops, struct sk_buff *skb, 
{

	const struct net *net = dev_net(state->in ? state->in : state->out);



	return arpt_do_table(skb, ops->hooknum, state->in, state->out,

	return arpt_do_table(skb, ops->hooknum, state,

			     net->ipv4.arptable_filter);

}