netdev - Re: [PATCH] net: ip: Do not allow connection to remote port zero

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Date:	Thu, 12 Feb 2015 07:34:39 -0800
From:	Tom Marshall <tom@...gn.com>
To:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
Cc:	Eric Dumazet <eric.dumazet@...il.com>, netdev@...r.kernel.org
Subject: Re: [PATCH] net: ip: Do not allow connection to remote port zero

On Thu, Feb 12, 2015 at 04:54:10PM +0300, Sergei Shtylyov wrote:
> Hello.
> 
> On 2/12/2015 9:23 AM, Tom Marshall wrote:
> 
> >>* UDP packets with dport=0 are already prevented from being sent.
> 
> >FYI, I tried to trace where this code (disallowing udp packets with dport=0)
> >came from.  It predates git history, and I don't have any way to access
> >anything prior.
> 
>    Tried https://git.kernel.org/cgit/linux/kernel/git/tglx/history.git/?

Thanks, I didn't know about that.

The logic predates that tree also.  Which means prior to 2.5.0 or so.
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