[IPV4]: ip_fib_check_default() annotated

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/ip_fib.h

@@ -229,7 +229,7 @@ extern void fib_select_multipath(const struct flowi *flp, struct fib_result *res
 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);

net/ipv4/fib_semantics.c

@@ -248,7 +248,7 @@ static inline unsigned int fib_devindex_hashfn(unsigned int val)
    Used only by redirect accept routine.
  */
 
-int ip_fib_check_default(u32 gw, struct net_device *dev)
+int ip_fib_check_default(__be32 gw, struct net_device *dev)
 {
 	struct hlist_head *head;
 	struct hlist_node *node;