netdev - Re: [PATCH net-next] net: Return user_mss for TCP

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <659eb737a46878dbf943361a5ededa8f05d0ba46.camel@redhat.com>
Date: Tue, 23 May 2023 15:45:15 +0200
From: Paolo Abeni <pabeni@...hat.com>
To: Cambda Zhu <cambda@...ux.alibaba.com>, netdev@...r.kernel.org
Cc: Eric Dumazet <edumazet@...gle.com>, Xuan Zhuo
 <xuanzhuo@...ux.alibaba.com>,  Dust Li <dust.li@...ux.alibaba.com>, Tony Lu
 <tonylu@...ux.alibaba.com>, Jack Yang <mingliang@...ux.alibaba.com>
Subject: Re: [PATCH net-next] net: Return user_mss for TCP_MAXSEG in
 CLOSE/LISTEN state

On Fri, 2023-05-19 at 16:01 +0800, Cambda Zhu wrote:
> This patch removes the tp->mss_cache check in getting TCP_MAXSEG of
> CLOSE/LISTEN sock. Checking if tp->mss_cache is zero is probably a bug,
> since tp->mss_cache is initialized with TCP_MSS_DEFAULT. Getting
> TCP_MAXSEG of sock in other state will still return tp->mss_cache.
> 
> Signed-off-by: Cambda Zhu <cambda@...ux.alibaba.com>
> Reported-by: Jack Yang <mingliang@...ux.alibaba.com>

Could you please re-submit including the Eric's tags?

Thanks!

Paolo