linux-kernel - Re: [PATCH 7/11] drivers/scsi: Eliminate a NULL pointer dereference

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Message-ID: <4BFEA700.20603@bfs.de>
Date:	Thu, 27 May 2010 19:08:16 +0200
From:	walter harms <wharms@....de>
To:	Dan Carpenter <error27@...il.com>, Julia Lawall <julia@...u.dk>,
	HighPoint Linux Team <linux@...hpoint-tech.com>,
	"James E.J. Bottomley" <James.Bottomley@...e.de>,
	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
	kernel-janitors@...r.kernel.org
Subject: Re: [PATCH 7/11] drivers/scsi: Eliminate a NULL pointer dereference



Dan Carpenter schrieb:
> On Thu, May 27, 2010 at 02:33:47PM +0200, Julia Lawall wrote:
>> If it is a problem to use 0 when host is NULL, then the code could be fixed
>> in another way.
>>
> 
> Yeah.  It seems like it would be better to give a clearly bogus number.
> I would have said -1 but "scsi-1" looks normal so maybe something like 
> 9999999?
> 

lets spend some bytes:

	
	if (host)
		dprintk("scsi%d: hptiop_probe failed\n",host->host_no);
	else
		dprintk("scsi: no host, hptiop_probe failed\n");



re,
 wh

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