linux-kernel - Re: [PATCH 1/2] dmaengine: ioat: set error code on failures

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Date:   Tue, 6 Dec 2016 10:29:54 +0530
From:   Vinod Koul <vinod.koul@...el.com>
To:     Pan Bian <bianpan2016@....com>
Cc:     Dan Williams <dan.j.williams@...el.com>,
        Dave Jiang <dave.jiang@...el.com>,
        Julia Lawall <Julia.Lawall@...6.fr>, dmaengine@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] dmaengine: ioat: set error code on failures

On Fri, Dec 02, 2016 at 10:49:01PM +0800, Pan Bian wrote:
> In function ioat_dma_self_test(), when the calls to dma_mapping_error() 
> fails, the value of return variable err is 0 (indicates no error). As a 
> result, the return value may be inconsistent with the execution status. 
> This patch fixes the bug by assigning -ENOMEM to err on the error path.

This was v2 of the series so you should tag it as PATCH v2. You can do so
with --subject-prefix in git format-patch command.

Applied both now with Dave's Acks

-- 
~Vinod