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Commit 073bfd56 authored by David S. Miller's avatar David S. Miller
Browse files

netfilter: Pass nf_hook_state through nft_set_pktinfo*(). 



Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 8f8a3715

include/net/netfilter/nf_tables.h

+3 −4
Original line number Diff line number Diff line
@@ -26,12 +26,11 @@ struct nft_pktinfo { 
static inline void nft_set_pktinfo(struct nft_pktinfo *pkt,

				   const struct nf_hook_ops *ops,

				   struct sk_buff *skb,

				   const struct net_device *in,

				   const struct net_device *out)

				   const struct nf_hook_state *state)

{

	pkt->skb = skb;

	pkt->in = pkt->xt.in = in;

	pkt->out = pkt->xt.out = out;

	pkt->in = pkt->xt.in = state->in;

	pkt->out = pkt->xt.out = state->out;

	pkt->ops = ops;

	pkt->xt.hooknum = ops->hooknum;

	pkt->xt.family = ops->pf;

include/net/netfilter/nf_tables_ipv4.h

+2 −3
Original line number Diff line number Diff line
@@ -8,12 +8,11 @@ static inline void 
nft_set_pktinfo_ipv4(struct nft_pktinfo *pkt,

		     const struct nf_hook_ops *ops,

		     struct sk_buff *skb,

		     const struct net_device *in,

		     const struct net_device *out)

		     const struct nf_hook_state *state)

{

	struct iphdr *ip;



	nft_set_pktinfo(pkt, ops, skb, in, out);

	nft_set_pktinfo(pkt, ops, skb, state);



	ip = ip_hdr(pkt->skb);

	pkt->tprot = ip->protocol;

include/net/netfilter/nf_tables_ipv6.h

+2 −3
Original line number Diff line number Diff line
@@ -8,13 +8,12 @@ static inline int 
nft_set_pktinfo_ipv6(struct nft_pktinfo *pkt,

		     const struct nf_hook_ops *ops,

		     struct sk_buff *skb,

		     const struct net_device *in,

		     const struct net_device *out)

		     const struct nf_hook_state *state)

{

	int protohdr, thoff = 0;

	unsigned short frag_off;



	nft_set_pktinfo(pkt, ops, skb, in, out);

	nft_set_pktinfo(pkt, ops, skb, state);



	protohdr = ipv6_find_hdr(pkt->skb, &thoff, -1, &frag_off, NULL);

	/* If malformed, drop it */

net/bridge/netfilter/nf_tables_bridge.c

+11 −13
Original line number Diff line number Diff line
@@ -67,27 +67,25 @@ EXPORT_SYMBOL_GPL(nft_bridge_ip6hdr_validate); 
static inline void nft_bridge_set_pktinfo_ipv4(struct nft_pktinfo *pkt,

					       const struct nf_hook_ops *ops,

					       struct sk_buff *skb,

					       const struct net_device *in,

					       const struct net_device *out)

					       const struct nf_hook_state *state)

{

	if (nft_bridge_iphdr_validate(skb))

		nft_set_pktinfo_ipv4(pkt, ops, skb, in, out);

		nft_set_pktinfo_ipv4(pkt, ops, skb, state);

	else

		nft_set_pktinfo(pkt, ops, skb, in, out);

		nft_set_pktinfo(pkt, ops, skb, state);

}



static inline void nft_bridge_set_pktinfo_ipv6(struct nft_pktinfo *pkt,

					       const struct nf_hook_ops *ops,

					       struct sk_buff *skb,

					      const struct net_device *in,

					      const struct net_device *out)

					       const struct nf_hook_state *state)

{

#if IS_ENABLED(CONFIG_IPV6)

	if (nft_bridge_ip6hdr_validate(skb) &&

	    nft_set_pktinfo_ipv6(pkt, ops, skb, in, out) == 0)

	    nft_set_pktinfo_ipv6(pkt, ops, skb, state) == 0)

		return;

#endif

	nft_set_pktinfo(pkt, ops, skb, in, out);

	nft_set_pktinfo(pkt, ops, skb, state);

}



static unsigned int
@@ -99,13 +97,13 @@ nft_do_chain_bridge(const struct nf_hook_ops *ops, 


	switch (eth_hdr(skb)->h_proto) {

	case htons(ETH_P_IP):

		nft_bridge_set_pktinfo_ipv4(&pkt, ops, skb, state->in, state->out);

		nft_bridge_set_pktinfo_ipv4(&pkt, ops, skb, state);

		break;

	case htons(ETH_P_IPV6):

		nft_bridge_set_pktinfo_ipv6(&pkt, ops, skb, state->in, state->out);

		nft_bridge_set_pktinfo_ipv6(&pkt, ops, skb, state);

		break;

	default:

		nft_set_pktinfo(&pkt, ops, skb, state->in, state->out);

		nft_set_pktinfo(&pkt, ops, skb, state);

		break;

	}

net/ipv4/netfilter/nf_tables_arp.c

+1 −1
Original line number Diff line number Diff line
@@ -21,7 +21,7 @@ nft_do_chain_arp(const struct nf_hook_ops *ops, 
{

	struct nft_pktinfo pkt;



	nft_set_pktinfo(&pkt, ops, skb, state->in, state->out);

	nft_set_pktinfo(&pkt, ops, skb, state);



	return nft_do_chain(&pkt, ops);

}