linux-kernel - Re: [PATCH] lightnvm: change max_phys

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:	Thu, 12 Nov 2015 19:57:14 +0100
From:	Matias Bjørling <m@...rling.me>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
CC:	linux-block@...r.kernel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Jens Axboe <axboe@...com>
Subject: Re: [PATCH] lightnvm: change max_phys_sect to ushort

On 11/12/2015 07:42 PM, Geert Uytterhoeven wrote:
> On Thu, Nov 12, 2015 at 7:35 PM, Matias Bjørling <m@...rling.me> wrote:
>> The max_phys_sect variable is defined as a char. We do a boundary check
>> to maximally allow 256 physical page descriptors per command. As we are
>> not indexing from zero. This expression is always in false. Bump the
>> max_phys_sect to an unsigned short to support the range check.
>
> unsigned int?

Grah, I need to be more careful. I sent the wrong patch after I had 
fixed it to unsigned short.
--
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/