linux-kernel - Re: [PATCH] zram: correct offset usage in zram_bio

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]

Message-ID: <CAL1ERfM2VGyNUGYdQQyEyqyycnPMoHZn5Vk2Fo3WXL37KmFzCA@mail.gmail.com>
Date:	Wed, 23 Apr 2014 10:32:30 +0800
From:	Weijie Yang <weijie.yang.kh@...il.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Weijie Yang <weijie.yang@...sung.com>,
	Minchan Kim <minchan@...nel.org>,
	Nitin Gupta <ngupta@...are.org>, iamjoonsoo.kim@....com,
	Sergey Senozhatsky <sergey.senozhatsky@...il.com>,
	Bob Liu <bob.liu@...cle.com>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] zram: correct offset usage in zram_bio_discard

On Wed, Apr 23, 2014 at 3:55 AM, Andrew Morton
<akpm@...ux-foundation.org> wrote:
> On Tue, 22 Apr 2014 11:14:02 +0800 Weijie Yang <weijie.yang@...sung.com> wrote:
>
>> we want to skip the logical block which is partially covered by
>> the discard bio, so check the remaining size and subtract it if
>> there is a need to goto the next logical block.
>>
>> This patch corrects the offset usage in zram_bio_discard.
>>
>
> What were the end-user visible effects of the bug?
>
> Please always include this information when fixing something so that
> others can work out which kernel(s) need patching.
>

Thanks for your advise, I will resend this patch and add the end-user
visible effect information.

> --
> 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/
--
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/