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From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: kernel-janitors@vger.kernel.org
Subject: Re: [PATCH 3/3] scsi: myrs: prevent negatives in disable_enclosure_messages_store()
Date: Fri, 19 Oct 2018 23:00:54 +0000	[thread overview]
Message-ID: <yq1a7n9ilsp.fsf@oracle.com> (raw)
In-Reply-To: <20181019091909.a22ah7wybj6agqch@kili.mountain>


Dan,

> We only want the value to be zero or one.
>
> It's not a big deal, but say we passed set value to INT_MIN, then
> disable_enclosure_messages_show() would return that 12 bytes of "buf"
> are initialized but actually only 3 are.  I think there are tools like
> KASAN which will trigger an info leak warning when that happens.

s/kstrtoint/kstrtouint/?

-- 
Martin K. Petersen	Oracle Linux Engineering

  reply	other threads:[~2018-10-19 23:00 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-10-19  9:19 [PATCH 3/3] scsi: myrs: prevent negatives in disable_enclosure_messages_store() Dan Carpenter
2018-10-19 23:00 ` Martin K. Petersen [this message]
2018-10-20  8:42 ` Dan Carpenter
2018-10-24  2:28 ` Martin K. Petersen

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