linux-kernel - Re: [PATCH] scsi: elx: efct: Fix dma_unmap

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Message-ID: <yq14ive8yfl.fsf@ca-mkp.ca.oracle.com>
Date: Mon, 14 Jul 2025 13:38:59 -0400
From: "Martin K. Petersen" <martin.petersen@...cle.com>
To: Thomas Fourier <fourier.thomas@...il.com>
Cc: James Smart <james.smart@...adcom.com>,
        Ram Vegesna
 <ram.vegesna@...adcom.com>,
        "James E.J. Bottomley"
 <James.Bottomley@...senPartnership.com>,
        "Martin K. Petersen"
 <martin.petersen@...cle.com>,
        Bart Van Assche <bvanassche@....org>,
        Peter Wang <peter.wang@...iatek.com>, Hannes Reinecke <hare@...e.de>,
        Daniel Wagner <dwagner@...e.de>, linux-scsi@...r.kernel.org,
        target-devel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] scsi: elx: efct: 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