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From: Christoph Hellwig <hch@infradead.org>
To: Maurizio Lombardi <mlombard@redhat.com>
Cc: JBottomley@Parallels.com, linux-scsi@vger.kernel.org,
	m.lombardi85@gmail.com
Subject: Re: [PATCH] scsi: fix potential NULL pointer dereference.
Date: Tue, 25 Mar 2014 06:13:06 -0700	[thread overview]
Message-ID: <20140325131306.GA25392@infradead.org> (raw)
In-Reply-To: <1395752333-12185-1-git-send-email-mlombard@redhat.com>

> diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
> index 78b004d..4021849 100644
> --- a/drivers/scsi/scsi_error.c
> +++ b/drivers/scsi/scsi_error.c
> @@ -2289,6 +2289,9 @@ scsi_reset_provider(struct scsi_device *dev, int flag)
>  		return FAILED;
>  
>  	scmd = scsi_get_command(dev, GFP_KERNEL);
> +	if (!scmd)
> +		return FAILED;
> +

Fails to call scsi_autopm_put_host, or in Jame's latest tree that has
my changes put_device on the sdev gendev.  I sent a correct version
earlier, but there has been very little enthusiasm for it.


  reply	other threads:[~2014-03-25 13:13 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-03-25 12:58 [PATCH] scsi: fix potential NULL pointer dereference Maurizio Lombardi
2014-03-25 13:13 ` Christoph Hellwig [this message]
2014-03-25 13:30   ` Maurizio Lombardi
2014-03-25 15:26     ` Christoph Hellwig

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