linux-kernel - Re: [PATCH] spi: s3c64xx: correct dma

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Date:   Mon, 8 Aug 2022 10:09:02 +0200
From:   Andi Shyti <andi@...zian.org>
To:     Chanho Park <chanho61.park@...sung.com>
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Andi Shyti <andi@...zian.org>, Mark Brown <broonie@...nel.org>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        Adithya K V <adithya.kv@...sung.com>,
        kernel test robot <lkp@...el.com>, linux-spi@...r.kernel.org,
        linux-samsung-soc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] spi: s3c64xx: correct dma_chan pointer initialization

Hi Chanho,

On Mon, Aug 08, 2022 at 09:48:51AM +0900, Chanho Park wrote:
> Use NULL for dma channel pointer initialization instead of plain integer.
> 
> sparse warnings: (new ones prefixed by >>)
> >> drivers/spi/spi-s3c64xx.c:387:34: sparse: sparse: Using plain integer as NULL pointer
>    drivers/spi/spi-s3c64xx.c:388:34: sparse: sparse: Using plain integer as NULL pointer
> 
> Reported-by: kernel test robot <lkp@...el.com>
> Fixes: 82295bc0d192 ("spi: s3c64xx: move dma_release_channel to unprepare")
> Fixes: f52b03c70744 ("spi: s3c64xx: requests spi-dma channel only during data transfer")
> Signed-off-by: Chanho Park <chanho61.park@...sung.com>

Reviewed-by: Andi Shyti <andi@...zian.org>

Thanks,
Andi