linux-kernel - Re: [PATCH]drivers/ata/libata-eh.c:1509 unneeded memset()

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Date:	Fri, 8 Jan 2010 12:30:13 +0100
From:	Rolf Eike Beer <eike-kernel@...tec.de>
To:	René Bolldorf <xsecute@...glemail.com>
Cc:	Jeff Garzik <jgarzik@...ox.com>, linux-ide@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	"linux-scsi" <linux-scsi@...r.kernel.org>
Subject: Re: [PATCH]drivers/ata/libata-eh.c:1509 unneeded memset()

René Bolldorf wrote:
> On 01/07/10 21:34, René Bolldorf wrote:
> > On 01/07/10 20:15, Jeff Garzik wrote:
> >> I need a little bit more detail than an unqualified statement... Did
> >> you audit all paths leading to this code point?
> >
> > Yes, and my two systems running fine with the patch, no oops or panic's.
> 
> Sry forgot that:
> 	/* initialize sense_buf with the error register,
> 	 * for the case where they are -not- overwritten
> 	 */
> 	sense_buf[0] = 0x70;
> 	sense_buf[2] = dfl_sense_key;
> 
> So i think memset() is not needed and works very well without it.

What happens to sense_buf[1]?

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