netfilter: nat: fold in_range indirection into caller

No need for indirections here, we only support ipv4 and ipv6
and the called functions are very small.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Florian Westphal
2018-12-13 16:01:30 +01:00
committed by Pablo Neira Ayuso
parent 203f2e7820
commit 40e786bd29
4 changed files with 16 additions and 26 deletions

View File

@@ -62,13 +62,6 @@ static void nf_nat_ipv4_decode_session(struct sk_buff *skb,
}
#endif /* CONFIG_XFRM */
static bool nf_nat_ipv4_in_range(const struct nf_conntrack_tuple *t,
const struct nf_nat_range2 *range)
{
return ntohl(t->src.u3.ip) >= ntohl(range->min_addr.ip) &&
ntohl(t->src.u3.ip) <= ntohl(range->max_addr.ip);
}
static bool nf_nat_ipv4_manip_pkt(struct sk_buff *skb,
unsigned int iphdroff,
const struct nf_nat_l4proto *l4proto,
@@ -155,7 +148,6 @@ static int nf_nat_ipv4_nlattr_to_range(struct nlattr *tb[],
static const struct nf_nat_l3proto nf_nat_l3proto_ipv4 = {
.l3proto = NFPROTO_IPV4,
.in_range = nf_nat_ipv4_in_range,
.manip_pkt = nf_nat_ipv4_manip_pkt,
.csum_update = nf_nat_ipv4_csum_update,
.csum_recalc = nf_nat_ipv4_csum_recalc,