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mptcp: avoid setting TCP_CLOSE state twice

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commit 3ba1452868 upstream.

tcp_set_state() is called from tcp_done() already.

There is then no need to first set the state to TCP_CLOSE, then call
tcp_done().

Fixes: d582484726 ("mptcp: fix fallback for MP_JOIN subflows")
Cc: stable@vger.kernel.org
Closes: https://github.com/multipath-tcp/mptcp_net-next/issues/362
Acked-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Matthieu Baerts 2023-03-09 15:50:03 +01:00 committed by Greg Kroah-Hartman
parent d283617f97
commit 85cd9045f1
1 changed files with 0 additions and 1 deletions
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1
net/mptcp/subflow.c
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@ -358,7 +358,6 @@ void mptcp_subflow_reset(struct sock *ssk)
/* must hold: tcp_done() could drop last reference on parent */
sock_hold(sk);
tcp_set_state(ssk, TCP_CLOSE);
tcp_send_active_reset(ssk, GFP_ATOMIC);
tcp_done(ssk);
if (!test_and_set_bit(MPTCP_WORK_CLOSE_SUBFLOW, &mptcp_sk(sk)->flags) &&