linux-kernel - Re: [PATCH] ibmvscsis: Fix dma_unmap

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Message-ID: <yq1cya2aeo5.fsf@ca-mkp.ca.oracle.com>
Date: Mon, 14 Jul 2025 13:02:56 -0400
From: "Martin K. Petersen" <martin.petersen@...cle.com>
To: Thomas Fourier <fourier.thomas@...il.com>
Cc: Tyrel Datwyler <tyreld@...ux.ibm.com>,
        "James E.J. Bottomley"
 <James.Bottomley@...senPartnership.com>,
        "Martin K. Petersen"
 <martin.petersen@...cle.com>,
        Nicholas Bellinger <nab@...ux-iscsi.org>,
        Steven Royer <seroyer@...ux.vnet.ibm.com>,
        "Bryant G. Ly"
 <bryantly@...ux.vnet.ibm.com>,
        Michael Cyr <mikecyr@...ux.vnet.ibm.com>, linux-scsi@...r.kernel.org,
        target-devel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ibmvscsis: Fix dma_unmap_sg() nents value


Thomas,

> The dma_unmap_sg() functions should be called with the same nents as
> the dma_map_sg(), not the value the map function returned.

Applied to 6.17/scsi-staging, thanks!

-- 
Martin K. Petersen