From: Matthieu Baerts <matttbe@kernel.org>
To: Jakub Kicinski <kuba@kernel.org>
Cc: mptcp@lists.linux.dev, Mat Martineau <martineau@kernel.org>,
Geliang Tang <geliang@kernel.org>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Paolo Abeni <pabeni@redhat.com>, Simon Horman <horms@kernel.org>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next] mptcp: fix for setting remote ipv4mapped address
Date: Thu, 16 Jan 2025 16:06:51 +0100 [thread overview]
Message-ID: <99b3e4bc-5696-4731-b26c-17fd21087716@kernel.org> (raw)
In-Reply-To: <20250115132142.53db10b2@kernel.org>
Hi Jakub,
On 15/01/2025 22:21, Jakub Kicinski wrote:
> On Tue, 14 Jan 2025 19:06:22 +0100 Matthieu Baerts (NGI0) wrote:
>> From: Geliang Tang <tanggeliang@kylinos.cn>
>>
>> Commit 1c670b39cec7 ("mptcp: change local addr type of subflow_destroy")
>> introduced a bug in mptcp_pm_nl_subflow_destroy_doit().
>>
>> ipv6_addr_set_v4mapped() should be called to set the remote ipv4 address
>> 'addr_r.addr.s_addr' to the remote ipv6 address 'addr_r.addr6', not
>> 'addr_l.addr.addr6', which is the local ipv6 address.
>
> Wasn't there a syzbot report for this? Just curious.
Apparently no :)
From what I understood, Geliang spotted that while looking at the code
around.
Thank you for having applied the patches!
Cheers,
Matt
--
Sponsored by the NGI0 Core fund.
next prev parent reply other threads:[~2025-01-16 15:06 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-14 18:06 Matthieu Baerts (NGI0)
2025-01-15 21:21 ` Jakub Kicinski
2025-01-16 15:06 ` Matthieu Baerts [this message]
2025-01-15 21:30 ` patchwork-bot+netdevbpf
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