diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index dd2b947..1b5096a 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -893,7 +893,7 @@
 EXPORT_SYMBOL(inet_ioctl);
 
 #ifdef CONFIG_COMPAT
-int inet_compat_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
+static int inet_compat_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
 {
 	struct sock *sk = sock->sk;
 	int err = -ENOIOCTLCMD;