[IPV4]: ip_rt_redirect() annotations

The first 4 arguments of ip_rt_redirect() are net-endian.  Annotated.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/route.h b/include/net/route.h
index 9cfa670..64a1881 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -109,8 +109,8 @@
 
 struct in_device;
 extern int		ip_rt_init(void);
-extern void		ip_rt_redirect(u32 old_gw, u32 dst, u32 new_gw,
-				       u32 src, struct net_device *dev);
+extern void		ip_rt_redirect(__be32 old_gw, __be32 dst, __be32 new_gw,
+				       __be32 src, struct net_device *dev);
 extern void		ip_rt_advice(struct rtable **rp, int advice);
 extern void		rt_cache_flush(int how);
 extern int		__ip_route_output_key(struct rtable **, const struct flowi *flp);