linux-kernel - Re: [PATCH] dmaengine: sh: rcar-dmac: Check for error num after setting mask

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Message-ID: <Ygs5vYxqjuIyc87Z@matsya>
Date:   Tue, 15 Feb 2022 10:57:25 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Jiasheng Jiang <jiasheng@...as.ac.cn>
Cc:     geert+renesas@...der.be, yoshihiro.shimoda.uh@...esas.com,
        laurent.pinchart@...asonboard.com,
        wsa+renesas@...g-engineering.com, zou_wei@...wei.com,
        dmaengine@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] dmaengine: sh: rcar-dmac: Check for error num after
 setting mask

On 06-01-22, 11:09, Jiasheng Jiang wrote:
> Because of the possible failure of the dma_supported(), the
> dma_set_mask_and_coherent() may return error num.
> Therefore, it should be better to check it and return the error if
> fails.

Applied, thanks

-- 
~Vinod