diff --git a/include/net/udplite.h b/include/net/udplite.h
index 7137545..2caadab 100644
--- a/include/net/udplite.h
+++ b/include/net/udplite.h
@@ -126,7 +126,7 @@
 	return skb_checksum(skb, off, len, 0);
 }
 
-extern void	udplite4_register(void);
-extern int 	udplite_get_port(struct sock *sk, unsigned short snum,
-			int (*scmp)(const struct sock *, const struct sock *));
+void udplite4_register(void);
+int udplite_get_port(struct sock *sk, unsigned short snum,
+		     int (*scmp)(const struct sock *, const struct sock *));
 #endif	/* _UDPLITE_H */