Linux SCSI subsystem development
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From: Douglas Gilbert <dgilbert@interlog.com>
To: Michal Schmidt <mschmidt@redhat.com>
Cc: linux-scsi@vger.kernel.org, Bob Tracy <rct@gherkin.frus.com>,
	linux-kernel@vger.kernel.org, stable@kernel.org
Subject: Re: [PATCH] sg: fix oops in the error path in sg_build_indirect()
Date: Thu, 03 Sep 2009 09:54:37 -0400	[thread overview]
Message-ID: <4A9FCA9D.8010702@interlog.com> (raw)
In-Reply-To: <20090903142708.0b820ca1@leela>

Michal Schmidt wrote:
> When the allocation fails in sg_build_indirect(), an oops happens in
> the error path. It's caused by an obvious typo.
> 
> Signed-off-by: Michal Schmidt <mschmidt@redhat.com>
> Reported-by: Bob Tracy <rct@gherkin.frus.com>
> ---
> 
> diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
> index 9230402..4968c4c 100644
> --- a/drivers/scsi/sg.c
> +++ b/drivers/scsi/sg.c
> @@ -1811,7 +1811,7 @@ retry:
>  	return 0;
>  out:
>  	for (i = 0; i < k; i++)
> -		__free_pages(schp->pages[k], order);
> +		__free_pages(schp->pages[i], order);
>  
>  	if (--order >= 0)
>  		goto retry;
> --

Ouch.

Signed-off-by: Douglas Gilbert <dgilbert@interlog.com>

  reply	other threads:[~2009-09-03 13:54 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20090903033945.GA20755@gherkin.frus.com>
2009-09-03 12:27 ` [PATCH] sg: fix oops in the error path in sg_build_indirect() Michal Schmidt
2009-09-03 13:54   ` Douglas Gilbert [this message]
2009-09-03 14:41   ` Bob Tracy

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