diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c
index e089f17..49a3900 100644
--- a/net/netfilter/nfnetlink.c
+++ b/net/netfilter/nfnetlink.c
@@ -344,14 +344,14 @@ static void nfnetlink_rcv(struct sock *sk, int len)
 	} while(nfnl && nfnl->sk_receive_queue.qlen);
 }
 
-void __exit nfnetlink_exit(void)
+static void __exit nfnetlink_exit(void)
 {
 	printk("Removing netfilter NETLINK layer.\n");
 	sock_release(nfnl->sk_socket);
 	return;
 }
 
-int __init nfnetlink_init(void)
+static int __init nfnetlink_init(void)
 {
 	printk("Netfilter messages via NETLINK v%s.\n", nfversion);
 
diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c
index e3a5285..052fc97 100644
--- a/net/netfilter/nfnetlink_queue.c
+++ b/net/netfilter/nfnetlink_queue.c
@@ -76,7 +76,7 @@ typedef int (*nfqnl_cmpfn)(struct nfqnl_queue_entry *, unsigned long);
 
 static DEFINE_RWLOCK(instances_lock);
 
-u_int64_t htonll(u_int64_t in)
+static u_int64_t htonll(u_int64_t in)
 {
 	u_int64_t out;
 	int i;