ipv6: Move bulk of redirect handling into rt6_redirect().

This sets things up so that we can have the protocol error handlers
call down into the ipv6 route code for redirects just as ipv4 already
does.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 58cb3fc..5cedbd7 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -133,12 +133,7 @@
 					      u8 *opt, int len,
 					      const struct in6_addr *gwaddr);
 
-extern void			rt6_redirect(const struct in6_addr *dest,
-					     const struct in6_addr *src,
-					     const struct in6_addr *saddr,
-					     struct neighbour *neigh,
-					     u8 *lladdr,
-					     int on_link);
+extern void			rt6_redirect(struct sk_buff *skb);
 
 extern void ip6_update_pmtu(struct sk_buff *skb, struct net *net, __be32 mtu,
 			    int oif, u32 mark);