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mptcp: move subflow close loop after sk close check

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In case mptcp socket is already dead the entire mptcp socket
will be freed. We can avoid the close check in this case.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Westphal 2021-02-12 15:59:57 -08:00 committed by David S. Miller
parent 40947e1399
commit b263b0d7d6
1 changed files with 3 additions and 3 deletions
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6
net/mptcp/protocol.c
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@ -2246,9 +2246,6 @@ static void mptcp_worker(struct work_struct *work)
mptcp_check_fastclose(msk);
if (test_and_clear_bit(MPTCP_WORK_CLOSE_SUBFLOW, &msk->flags))
__mptcp_close_subflow(msk);
if (msk->pm.status)
mptcp_pm_nl_work(msk);
@ -2270,6 +2267,9 @@ static void mptcp_worker(struct work_struct *work)
goto unlock;
}
if (test_and_clear_bit(MPTCP_WORK_CLOSE_SUBFLOW, &msk->flags))
__mptcp_close_subflow(msk);
if (!test_and_clear_bit(MPTCP_WORK_RTX, &msk->flags))
goto unlock;