netdev - Re: [PATCH net] tcp: fix syn cookied MPTCP request socket leak

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Date:   Fri, 02 Oct 2020 15:35:15 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     pabeni@...hat.com
Cc:     netdev@...r.kernel.org, fw@...len.de, mptcp@...ts.01.org
Subject: Re: [PATCH net] tcp: fix syn cookied MPTCP request socket leak

From: Paolo Abeni <pabeni@...hat.com>
Date: Fri,  2 Oct 2020 12:39:44 +0200

> If a syn-cookies request socket don't pass MPTCP-level
> validation done in syn_recv_sock(), we need to release
> it immediately, or it will be leaked.
> 
> Closes: https://github.com/multipath-tcp/mptcp_net-next/issues/89
> Fixes: 9466a1ccebbe ("mptcp: enable JOIN requests even if cookies are in use")
> Reported-and-tested-by: Geliang Tang <geliangtang@...il.com>
> Reviewed-by: Matthieu Baerts <matthieu.baerts@...sares.net>
> Signed-off-by: Paolo Abeni <pabeni@...hat.com>

Applied, thank you.