linux-kernel - Re: [PATCH 3/7] mm/slub.c: remove invalid reference to list iterator variable

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:	Mon, 9 Jul 2012 08:53:13 -0500 (CDT)
From:	Christoph Lameter <cl@...ux.com>
To:	Julia Lawall <Julia.Lawall@...6.fr>
cc:	kernel-janitors@...r.kernel.org, Pekka Enberg <penberg@...nel.org>,
	Matt Mackall <mpm@...enic.com>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/7] mm/slub.c: remove invalid reference to list iterator
 variable

On Sun, 8 Jul 2012, Julia Lawall wrote:

> From: Julia Lawall <Julia.Lawall@...6.fr>
>
> If list_for_each_entry, etc complete a traversal of the list, the iterator
> variable ends up pointing to an address at an offset from the list head,
> and not a meaningful structure.  Thus this value should not be used after
> the end of the iterator.  The patch replaces s->name by al->name, which is
> referenced nearby.

Acked-by: Christoph Lameter <cl@...ux.com>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/