netdev - Re: [PATCH] sctp: Make "Invalid Stream Identifier" ERROR follows SACK when bundling

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Date:	Wed, 25 Jul 2012 16:05:07 +0800
From:	Xufeng Zhang <xufengzhang.main@...il.com>
To:	Vlad Yasevich <vyasevich@...il.com>,
	Neil Horman <nhorman@...driver.com>
Cc:	xufeng zhang <xufeng.zhang@...driver.com>, sri@...ibm.com,
	davem@...emloft.net, linux-sctp@...r.kernel.org,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] sctp: Make "Invalid Stream Identifier" ERROR follows SACK
 when bundling

On 7/25/12, Vlad Yasevich <vyasevich@...il.com> wrote:
>
> Actually not true.  AUTH can be before SACK.  So can any addip chunks that
> aid in locating an association.
>
> Now AUTH isn't a big issue since its autogenerated to the packet but ADDIP
> is since it could be queued up for retransmission.
>
> There could be other extensions as well.  It really needs to be done either
> through side effects or making error chunks go at the end of other control
> chunks.  Need to audit the spec to see if that's ok.
You are right, I just found SHUTDOWN chunks are also before SACK based on
your commit "[SCTP]: Fix SACK sequence during shutdown".
Maybe the only solution is to do some work on side effects just as you said.
Thanks for your explanation!



Thanks,
Xufeng Zhang
>
> -vlad
>>
>>Thanks,
>>Xufeng Zhang
>>>
>>> -vlad
>
>
> --
> Sent from my Android phone with SkitMail. Please excuse my brevity.
>
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