Re: net/ipv4: division by 0 in tcp_select_window

From	Eric Dumazet <edumazet@google.com>
Newsgroups	linux.kernel
Subject	Re: net/ipv4: division by 0 in tcp_select_window
Date	2017-03-03 19:30 +0100
Message-ID	<th07L-556-5@gated-at.bofh.it> (permalink)
References	<th07L-556-7@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Fri, Mar 3, 2017 at 10:10 AM, Dmitry Vyukov <dvyukov@google.com> wrote:
> Hello,
>
> The following program triggers division by 0 in tcp_select_window:
>
> https://gist.githubusercontent.com/dvyukov/ef28c0fd2ab57a655508ef7621b12e6c/raw/079011e2a9523a390b0621cbc1e5d9d5e637fd6d/gistfile1.txt

Yeah, tcp_disconnect() should never have existed in the first place.

We'll send a patch, unless you take care of this before us .

Thanks.

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Re: net/ipv4: division by 0 in tcp_select_window Eric Dumazet <edumazet@google.com> - 2017-03-03 19:30 +0100
  Re: net/ipv4: division by 0 in tcp_select_window Eric Dumazet <eric.dumazet@gmail.com> - 2017-03-03 22:30 +0100

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