From mboxrd@z Thu Jan  1 00:00:00 1970
From: James Bottomley <James.Bottomley@HansenPartnership.com>
Subject: Re: [PATCH] sym53c8xx: Read buffer overflow
Date: Sun, 09 Aug 2009 10:37:41 -0400
Message-ID: <1249828661.4556.3.camel@mulgrave.site>
References: <4A7EDA4F.6080402@gmail.com>
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To: Roel Kluin <roel.kluin@gmail.com>
Cc: Matthew Wilcox <matthew@wil.cx>, linux-scsi@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>

On Sun, 2009-08-09 at 16:16 +0200, Roel Kluin wrote:
> Prevent read from div_10M[-1] when no clock divisor was greater.
> 
> Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
> ---
> Can this happen?

No: The low values are only possible for lower periods.  125 is the min
period this chip would ever accept (u160) and in order to support that
it has to have a master clock at 160MHz.

James