linux-kernel - Re: IRe: [PATCH] vsprintf: flowinfo in IPv6 is optional too

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]

Date:	Wed, 3 Feb 2016 22:09:58 +0100
From:	"Jason A. Donenfeld" <Jason@...c4.com>
To:	Joe Perches <joe@...ches.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux@...musvillemoes.dk, andriy.shevchenko@...ux.intel.com,
	LKML <linux-kernel@...r.kernel.org>, dborkman@...hat.com
Subject: Re: IRe: [PATCH] vsprintf: flowinfo in IPv6 is optional too

On Wed, Feb 3, 2016 at 6:56 PM, Joe Perches <joe@...ches.com> wrote:
> Why does this matter at all?

Because I want to printk a sockaddr_in6, and have the most complete
yet valid and standard representation I can. Displaying a /0 when
there is no flow is confusing, ugly, and unhelpful, not to mention it
doesn't accurately reflect what's happening. A flowlabel of zero means
no flowlabel.