netdev - Re: [patch] Fix handling of overlength pathname in AF_UNIX sun

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Message-Id: <20120417.223614.629911246108750471.davem@davemloft.net>
Date:	Tue, 17 Apr 2012 22:36:14 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	mtk.manpages@...il.com
Cc:	netdev@...r.kernel.org, penguin-kernel@...ove.sakura.ne.jp,
	linux-api@...r.kernel.org, yoshfuji@...ux-ipv6.org,
	jengelh@...ozas.de, w@....eu, alan@...rguk.ukuu.org.uk
Subject: Re: [patch] Fix handling of overlength pathname in AF_UNIX sun_path

From: Michael Kerrisk <mtk.manpages@...il.com>
Date: Tue, 17 Apr 2012 22:44:15 +1200

> 1. Changing the kernel behavior prevents userspace having 
>    to go through the sort of contortions described above
>    in order to handle the 108-non-NUL-bytes-in-sun_path case.

The problem with this logic is that it ignores every single Linux
system that exists right now.

You need to code this logic into your application unless you don't
want it to run properly on every Linux system that actually exists.

Sorry, we're not making this change.
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