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Date: Wed, 9 Sep 2020 16:39:51 +0200
From: Matthieu Baerts <matthieu.baerts@...sares.net>
To: Geliang Tang <geliangtang@...il.com>,
Mat Martineau <mathew.j.martineau@...ux.intel.com>,
"David S. Miller" <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Florian Westphal <fw@...len.de>,
Peter Krystad <peter.krystad@...ux.intel.com>
Cc: netdev@...r.kernel.org, mptcp@...ts.01.org,
linux-kernel@...r.kernel.org
Subject: Re: [MPTCP][PATCH v2 net 1/2] mptcp: fix subflow's local_id issues
Hi Geliang,
On 08/09/2020 04:49, Geliang Tang wrote:
> In mptcp_pm_nl_get_local_id, skc_local is the same as msk_local, so it
> always return 0. Thus every subflow's local_id is 0. It's incorrect.
>
> This patch fixed this issue.
>
> Also, we need to ignore the zero address here, like 0.0.0.0 in IPv4. When
> we use the zero address as a local address, it means that we can use any
> one of the local addresses. The zero address is not a new address, we don't
> need to add it to PM, so this patch added a new function address_zero to
> check whether an address is the zero address, if it is, we ignore this
> address.
>
> Fixes: 01cacb00b35cb ("mptcp: add netlink-based PM")
> Signed-off-by: Geliang Tang <geliangtang@...il.com>
Thank you for the v2!
Reviewed-by: Matthieu Baerts <matthieu.baerts@...sares.net>
Cheers,
Matt
--
Tessares | Belgium | Hybrid Access Solutions
www.tessares.net
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