linux-kernel - Re: FRV: possibly bad unsigned comparison in show

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] [day] [month] [year] [list]

Message-ID: <25e057c01002081043reb909eet70f6bb86657fbd90@mail.gmail.com>
Date:	Mon, 8 Feb 2010 19:43:25 +0100
From:	roel kluin <roel.kluin@...il.com>
To:	David Howells <dhowells@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: FRV: possibly bad unsigned comparison in show_backtrace()

On Mon, Feb 8, 2010 at 5:08 PM, Roel Kluin <roel.kluin@...il.com> wrote:
> In arch/frv/kernel/traps.c, show_backtrace(), if sp is 0
> then the dump does not succeed because stop was set to 0
> and unaltered when we reach the unsigned comparison:
>
>  while (tos < stop) {...}

I was mistaken, a while (tos >= stop) won't end

Roel
--
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/