netfilter: nat: un-export nf_nat_used_tuple

Not used since 203f2e78200c27e ("netfilter: nat: remove l4proto->unique_tuple")

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

diff --git a/include/net/netfilter/nf_nat.h b/include/net/netfilter/nf_nat.h
index a17eb2f8d40e85e02618cbefa469cd985969a146..8aff77cafb8beaa3b18e8c43ee0f50e233c672b4 100644 (file)
--- a/include/net/netfilter/nf_nat.h
+++ b/include/net/netfilter/nf_nat.h
@@ -47,10 +47,6 @@ extern unsigned int nf_nat_alloc_null_binding(struct nf_conn *ct,
 
 struct nf_conn_nat *nf_ct_nat_ext_add(struct nf_conn *ct);
 
-/* Is this tuple already taken? (not by us)*/
-int nf_nat_used_tuple(const struct nf_conntrack_tuple *tuple,
-                     const struct nf_conn *ignored_conntrack);
-
 static inline struct nf_conn_nat *nfct_nat(const struct nf_conn *ct)
 {
 #if defined(CONFIG_NF_NAT) || defined(CONFIG_NF_NAT_MODULE)

diff --git a/net/netfilter/nf_nat_core.c b/net/netfilter/nf_nat_core.c
index 44f97b3a215a4fcb25bcc59c75d42c2447304618..35e61038ae96f6f5868f310dd865d71eb24e7998 100644 (file)
--- a/net/netfilter/nf_nat_core.c
+++ b/net/netfilter/nf_nat_core.c
@@ -146,7 +146,7 @@ hash_by_src(const struct net *n, const struct nf_conntrack_tuple *tuple)
 }
 
 /* Is this tuple already taken? (not by us) */
-int
+static int
 nf_nat_used_tuple(const struct nf_conntrack_tuple *tuple,
                  const struct nf_conn *ignored_conntrack)
 {
@@ -161,7 +161,6 @@ nf_nat_used_tuple(const struct nf_conntrack_tuple *tuple,
        nf_ct_invert_tuple(&reply, tuple);
        return nf_conntrack_tuple_taken(&reply, ignored_conntrack);
 }
-EXPORT_SYMBOL(nf_nat_used_tuple);
 
 static bool nf_nat_inet_in_range(const struct nf_conntrack_tuple *t,
                                 const struct nf_nat_range2 *range)