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mptcp: pm: only set request_bkup flag when sending MP_PRIO 

commit 4258b94831bb7ff28ab80e3c8d94db37db930728 upstream.

The 'backup' flag from mptcp_subflow_context structure is supposed to be
set only when the other peer flagged a subflow as backup, not the
opposite.

Fixes: 067065422f ("mptcp: add the outgoing MP_PRIO support")
Cc: stable@vger.kernel.org
Reviewed-by: Mat Martineau <martineau@kernel.org>
Signed-off-by: Matthieu Baerts (NGI0) <matttbe@kernel.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Matthieu Baerts (NGI0) 2024-07-27 12:01:25 +02:00 committed by Greg Kroah-Hartman
parent 19bf32929b
commit bd1d1fc4bc
1 changed files with 0 additions and 1 deletions
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1
net/mptcp/pm_netlink.c
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@ -476,7 +476,6 @@ static void __mptcp_pm_send_ack(struct mptcp_sock *msk, struct mptcp_subflow_con
slow = lock_sock_fast(ssk);
if (prio) {
subflow->send_mp_prio = 1;
subflow->backup = backup;
subflow->request_bkup = backup;
}