diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h
index cacf4c5..9cd0b56 100644
--- a/include/net/ip_fib.h
+++ b/include/net/ip_fib.h
@@ -229,7 +229,7 @@
 struct rtentry;
 
 /* Exported by fib_semantics.c */
-extern int ip_fib_check_default(u32 gw, struct net_device *dev);
+extern int ip_fib_check_default(__be32 gw, struct net_device *dev);
 extern int fib_sync_down(u32 local, struct net_device *dev, int force);
 extern int fib_sync_up(struct net_device *dev);
 extern __be32  __fib_res_prefsrc(struct fib_result *res);