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net: sock: do not set sk_cookie in sk_clone_lock()

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The only call site of sk_clone_lock is in inet_csk_clone_lock,
and sk_cookie will be set there.
So we don't need to set sk_cookie in sk_clone_lock().

Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yafang Shao 2019-01-18 13:00:51 +08:00 • committed by David S. Miller
parent 65ea97d176
commit 0726f558d8
1 changed files with 0 additions and 1 deletions
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net/core/sock.c
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@ -1752,7 +1752,6 @@ struct sock *sk_clone_lock(const struct sock *sk, const gfp_t priority)
newsk->sk_err_soft = 0;
newsk->sk_priority = 0;
newsk->sk_incoming_cpu = raw_smp_processor_id();
atomic64_set(&newsk->sk_cookie, 0);
if (likely(newsk->sk_net_refcnt))
sock_inuse_add(sock_net(newsk), 1);