linux-kernel - Re: [PATCH v2 -next] scsi: storvsc: Fix unsigned comparison to zero

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Message-ID: <20220105122345.f5qlp5ftirglk7og@liuwe-devbox-debian-v2>
Date:   Wed, 5 Jan 2022 12:23:45 +0000
From:   Wei Liu <wei.liu@...nel.org>
To:     "Martin K. Petersen" <martin.petersen@...cle.com>
Cc:     YueHaibing <yuehaibing@...wei.com>, kys@...rosoft.com,
        haiyangz@...rosoft.com, sthemmin@...rosoft.com, wei.liu@...nel.org,
        decui@...rosoft.com, jejb@...ux.ibm.com, mikelley@...rosoft.com,
        Tianyu.Lan@...rosoft.com, longli@...rosoft.com,
        linux-hyperv@...r.kernel.org, linux-scsi@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 -next] scsi: storvsc: Fix unsigned comparison to zero

On Wed, Jan 05, 2022 at 12:41:31AM -0500, Martin K. Petersen wrote:
> 
> YueHaibing,
> 
> > The unsigned variable sg_count is being assigned a return value
> > from the call to scsi_dma_map() that can return -ENOMEM.
> >
> > Fixes: 743b237c3a7b ("scsi: storvsc: Add Isolation VM support for
> > storvsc driver")
> 
> This should probably go through the Hyper-V tree - I presume that's
> where the offending commit is sitting?

Hi Martin

I will pick this up.

Thanks,
Wei.

> 
> Otherwise I can take this after -rc1 is out.
> 
> -- 
> Martin K. Petersen	Oracle Linux Engineering