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Commit ef53d702 authored by Jan Engelhardt's avatar Jan Engelhardt
Browse files

netfilter: xtables: dissolve do_match function 



Signed-off-by: default avatarJan Engelhardt <jengelh@medozas.de>
parent c29c9492

net/ipv4/netfilter/ip_tables.c

+5 −17
Original line number Diff line number Diff line
@@ -173,21 +173,6 @@ ipt_error(struct sk_buff *skb, const struct xt_target_param *par) 
	return NF_DROP;

}



/* Performance critical - called for every packet */

static inline bool

do_match(const struct ipt_entry_match *m, const struct sk_buff *skb,

	 struct xt_match_param *par)

{

	par->match     = m->u.kernel.match;

	par->matchinfo = m->data;



	/* Stop iteration if it doesn't match */

	if (!m->u.kernel.match->match(skb, par))

		return true;

	else

		return false;

}



/* Performance critical */

static inline struct ipt_entry *

get_entry(const void *base, unsigned int offset)
@@ -379,9 +364,12 @@ ipt_do_table(struct sk_buff *skb, 
			continue;

		}



		xt_ematch_foreach(ematch, e)

			if (do_match(ematch, skb, &mtpar) != 0)

		xt_ematch_foreach(ematch, e) {

			mtpar.match     = ematch->u.kernel.match;

			mtpar.matchinfo = ematch->data;

			if (!mtpar.match->match(skb, &mtpar))

				goto no_match;

		}



		ADD_COUNTER(e->counters, ntohs(ip->tot_len), 1);

net/ipv6/netfilter/ip6_tables.c

+5 −17
Original line number Diff line number Diff line
@@ -205,21 +205,6 @@ ip6t_error(struct sk_buff *skb, const struct xt_target_param *par) 
	return NF_DROP;

}



/* Performance critical - called for every packet */

static inline bool

do_match(const struct ip6t_entry_match *m, const struct sk_buff *skb,

	 struct xt_match_param *par)

{

	par->match     = m->u.kernel.match;

	par->matchinfo = m->data;



	/* Stop iteration if it doesn't match */

	if (!m->u.kernel.match->match(skb, par))

		return true;

	else

		return false;

}



static inline struct ip6t_entry *

get_entry(const void *base, unsigned int offset)

{
@@ -402,9 +387,12 @@ ip6t_do_table(struct sk_buff *skb, 
			continue;

		}



		xt_ematch_foreach(ematch, e)

			if (do_match(ematch, skb, &mtpar) != 0)

		xt_ematch_foreach(ematch, e) {

			mtpar.match     = ematch->u.kernel.match;

			mtpar.matchinfo = ematch->data;

			if (!mtpar.match->match(skb, &mtpar))

				goto no_match;

		}



		ADD_COUNTER(e->counters,

			    ntohs(ipv6_hdr(skb)->payload_len) +