Commit e0e76c83 authored by Changli Gao's avatar Changli Gao Committed by Patrick McHardy
Browse files

netfilter: ct_extend: define NF_CT_EXT_* as needed



Less IDs make nf_ct_ext smaller.
Signed-off-by: default avatarChangli Gao <xiaosuo@gmail.com>
Signed-off-by: default avatarPatrick McHardy <kaber@trash.net>
parent 76a2d3bc
......@@ -23,12 +23,17 @@ struct nf_conntrack_ecache {
static inline struct nf_conntrack_ecache *
nf_ct_ecache_find(const struct nf_conn *ct)
{
#ifdef CONFIG_NF_CONNTRACK_EVENTS
return nf_ct_ext_find(ct, NF_CT_EXT_ECACHE);
#else
return NULL;
#endif
}
static inline struct nf_conntrack_ecache *
nf_ct_ecache_ext_add(struct nf_conn *ct, u16 ctmask, u16 expmask, gfp_t gfp)
{
#ifdef CONFIG_NF_CONNTRACK_EVENTS
struct net *net = nf_ct_net(ct);
struct nf_conntrack_ecache *e;
......@@ -45,6 +50,9 @@ nf_ct_ecache_ext_add(struct nf_conn *ct, u16 ctmask, u16 expmask, gfp_t gfp)
e->expmask = expmask;
}
return e;
#else
return NULL;
#endif
};
#ifdef CONFIG_NF_CONNTRACK_EVENTS
......
......@@ -7,10 +7,16 @@
enum nf_ct_ext_id {
NF_CT_EXT_HELPER,
#if defined(CONFIG_NF_NAT) || defined(CONFIG_NF_NAT_MODULE)
NF_CT_EXT_NAT,
#endif
NF_CT_EXT_ACCT,
#ifdef CONFIG_NF_CONNTRACK_EVENTS
NF_CT_EXT_ECACHE,
#endif
#ifdef CONFIG_NF_CONNTRACK_ZONES
NF_CT_EXT_ZONE,
#endif
NF_CT_EXT_NUM,
};
......
......@@ -84,7 +84,11 @@ extern int nf_nat_used_tuple(const struct nf_conntrack_tuple *tuple,
static inline struct nf_conn_nat *nfct_nat(const struct nf_conn *ct)
{
#if defined(CONFIG_NF_NAT) || defined(CONFIG_NF_NAT_MODULE)
return nf_ct_ext_find(ct, NF_CT_EXT_NAT);
#else
return NULL;
#endif
}
#else /* !__KERNEL__: iptables wants this to compile. */
......
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