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Date:   Wed, 26 Aug 2020 06:50:16 -0700
From:   Eric Dumazet <edumazet@...gle.com>
To:     "David S . Miller" <davem@...emloft.net>
Cc:     netdev <netdev@...r.kernel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Eric Dumazet <eric.dumazet@...il.com>
Subject: [PATCH net-next] inet: remove inet_sk_copy_descendant()

This is no longer used, SCTP now uses a private helper.

Signed-off-by: Eric Dumazet <edumazet@...gle.com>
---
 include/linux/ipv6.h    | 11 -----------
 include/net/inet_sock.h |  7 -------
 2 files changed, 18 deletions(-)

diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index a44789d027cc8cdb4a210ad4e17463d941f2f9c2..bac8f4fffbd6b736bf36b6b8188e09243fdc4a1f 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -345,17 +345,6 @@ static inline struct raw6_sock *raw6_sk(const struct sock *sk)
 	return (struct raw6_sock *)sk;
 }
 
-static inline void inet_sk_copy_descendant(struct sock *sk_to,
-					   const struct sock *sk_from)
-{
-	int ancestor_size = sizeof(struct inet_sock);
-
-	if (sk_from->sk_family == PF_INET6)
-		ancestor_size += sizeof(struct ipv6_pinfo);
-
-	__inet_sk_copy_descendant(sk_to, sk_from, ancestor_size);
-}
-
 #define __ipv6_only_sock(sk)	(sk->sk_ipv6only)
 #define ipv6_only_sock(sk)	(__ipv6_only_sock(sk))
 #define ipv6_sk_rxinfo(sk)	((sk)->sk_family == PF_INET6 && \
diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h
index a3702d1d48754fbc23b9789f32e1a72d45f5ecf1..89163ef8cf4be2aaf99d09806749911a121a56e0 100644
--- a/include/net/inet_sock.h
+++ b/include/net/inet_sock.h
@@ -296,13 +296,6 @@ static inline void __inet_sk_copy_descendant(struct sock *sk_to,
 	memcpy(inet_sk(sk_to) + 1, inet_sk(sk_from) + 1,
 	       sk_from->sk_prot->obj_size - ancestor_size);
 }
-#if !(IS_ENABLED(CONFIG_IPV6))
-static inline void inet_sk_copy_descendant(struct sock *sk_to,
-					   const struct sock *sk_from)
-{
-	__inet_sk_copy_descendant(sk_to, sk_from, sizeof(struct inet_sock));
-}
-#endif
 
 int inet_sk_rebuild_header(struct sock *sk);
 
-- 
2.28.0.297.g1956fa8f8d-goog

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