ipv6: Add infrastructure to bind inet_peer objects to routes.

They are only allowed on cached ipv6 routes.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h
index 062a823..708ff7c 100644
--- a/include/net/ip6_fib.h
+++ b/include/net/ip6_fib.h
@@ -21,6 +21,7 @@
 #include <net/dst.h>
 #include <net/flow.h>
 #include <net/netlink.h>
+#include <net/inetpeer.h>
 
 #ifdef CONFIG_IPV6_MULTIPLE_TABLES
 #define FIB6_TABLE_HASHSZ 256
@@ -109,6 +110,7 @@
 	u32				rt6i_metric;
 
 	struct inet6_dev		*rt6i_idev;
+	struct inet_peer		*rt6i_peer;
 
 #ifdef CONFIG_XFRM
 	u32				rt6i_flow_cache_genid;
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 278312c..23fed28 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -56,6 +56,9 @@
 	return (flags >> 3) & 7;
 }
 
+extern void			rt6_bind_peer(struct rt6_info *rt,
+					      int create);
+
 extern void			ip6_route_input(struct sk_buff *skb);
 
 extern struct dst_entry *	ip6_route_output(struct net *net,