linux-kernel - Re: [PATCH] scsi: sg: allocate with __GFP_ZERO in sg_build

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: <20180518161552.GA23907@infradead.org>
Date:   Fri, 18 May 2018 09:15:52 -0700
From:   Christoph Hellwig <hch@...radead.org>
To:     Alexander Potapenko <glider@...gle.com>
Cc:     jthumshirn@...e.de, jejb@...ux.vnet.ibm.com, dgilbert@...erlog.com,
        linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        linux-scsi@...r.kernel.org, dvyukov@...gle.com, hare@...e.com,
        torvalds@...ux-foundation.org
Subject: Re: [PATCH] scsi: sg: allocate with __GFP_ZERO in sg_build_indirect()

On Fri, May 18, 2018 at 04:23:18PM +0200, Alexander Potapenko wrote:
> This shall help avoid copying uninitialized memory to the userspace
> when calling ioctl(fd, SG_IO) with an empty command.

Looks good,

Reviewed-by: Christoph Hellwig <hch@....de>