1 files changed, 19 insertions, 18 deletions

diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index 8260ef779762..879db26ec401 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -299,9 +299,9 @@ struct ipv6_pinfo {
         struct in6_addr         rcv_saddr;
         struct in6_addr         daddr;
         struct in6_pktinfo      sticky_pktinfo;
-        struct in6_addr         *daddr_cache;
+        const struct in6_addr           *daddr_cache;
 #ifdef CONFIG_IPV6_SUBTREES
-        struct in6_addr         *saddr_cache;
+        const struct in6_addr           *saddr_cache;
 #endif
 
         __be32                  flow_label;
@@ -369,6 +369,7 @@ struct ipv6_pinfo {
         __u8                    rcv_tclass;
 
         __u32                   dst_cookie;
+        __u32                   rx_dst_cookie;
 
         struct ipv6_mc_socklist __rcu *ipv6_mc_list;
         struct ipv6_ac_socklist *ipv6_ac_list;
@@ -410,6 +411,22 @@ struct tcp6_sock {
 
 extern int inet6_sk_rebuild_header(struct sock *sk);
 
+struct inet6_timewait_sock {
+        struct in6_addr tw_v6_daddr;
+        struct in6_addr tw_v6_rcv_saddr;
+};
+
+struct tcp6_timewait_sock {
+        struct tcp_timewait_sock   tcp6tw_tcp;
+        struct inet6_timewait_sock tcp6tw_inet6;
+};
+
+static inline struct inet6_timewait_sock *inet6_twsk(const struct sock *sk)
+{
+        return (struct inet6_timewait_sock *)(((u8 *)sk) +
+                                              inet_twsk(sk)->tw_ipv6_offset);
+}
+
 #if IS_ENABLED(CONFIG_IPV6)
 static inline struct ipv6_pinfo * inet6_sk(const struct sock *__sk)
 {
@@ -459,28 +476,12 @@ static inline void inet_sk_copy_descendant(struct sock *sk_to,
 #define __ipv6_only_sock(sk)    (inet6_sk(sk)->ipv6only)
 #define ipv6_only_sock(sk)      ((sk)->sk_family == PF_INET6 && __ipv6_only_sock(sk))
 
-struct inet6_timewait_sock {
-        struct in6_addr tw_v6_daddr;
-        struct in6_addr tw_v6_rcv_saddr;
-};
-
-struct tcp6_timewait_sock {
-        struct tcp_timewait_sock   tcp6tw_tcp;
-        struct inet6_timewait_sock tcp6tw_inet6;
-};
-
 static inline u16 inet6_tw_offset(const struct proto *prot)
 {
         return prot->twsk_prot->twsk_obj_size -
                         sizeof(struct inet6_timewait_sock);
 }
 
-static inline struct inet6_timewait_sock *inet6_twsk(const struct sock *sk)
-{
-        return (struct inet6_timewait_sock *)(((u8 *)sk) +
-                                              inet_twsk(sk)->tw_ipv6_offset);
-}
-
 static inline struct in6_addr *__inet6_rcv_saddr(const struct sock *sk)
 {
         return likely(sk->sk_state != TCP_TIME_WAIT) ?