netfilter: nat: make symbol nat_hook static

Fixes the following sparse warning: net/netfilter/nf_nat_core.c:1039:20: warning: symbol 'nat_hook' was not declared. Should it be static? Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
mariux64 · May 29, 2018 · 88491c1 · 88491c1
1 parent 0cbc06b
commit 88491c1
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/net/netfilter/nf_nat_core.c b/net/netfilter/nf_nat_core.c
@@ -1036,7 +1036,7 @@ static struct pernet_operations nat_net_ops = {
 	.size = sizeof(struct nat_net),
 };
 
-struct nf_nat_hook nat_hook = {
+static struct nf_nat_hook nat_hook = {
 	.parse_nat_setup	= nfnetlink_parse_nat_setup,
 #ifdef CONFIG_XFRM
 	.decode_session		= __nf_nat_decode_session,