Re: [PATCH -next 1/2] spi: atmel-quadspi: Fix uninitialized res

From: Hari.PrasathGE
Date: Tue Aug 27 2024 - 02:02:21 EST


Hello,

On 8/26/24 6:29 PM, Jinjie Ruan wrote:
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>
> The second platform_get_resource_byname() can not be replaced with
> devm_platform_ioremap_resource_byname(), because the intermediate "res"
> is used to assign for "aq->mmap_size".
>

Yes indeed.

I see that the above commit is merged in the SPI git tree. With that,

Acked-by: Hari Prasath Gujulan Elango <hari.prasathge@xxxxxxxxxxxxx>

Regards,
Hari

> Fixes: 3ccea1dedef3 ("spi: atmel-quadspi: Simpify resource lookup")
> Signed-off-by: Jinjie Ruan <ruanjinjie@xxxxxxxxxx>
> ---
> drivers/spi/atmel-quadspi.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/spi/atmel-quadspi.c b/drivers/spi/atmel-quadspi.c
> index 2b5c72176711..56dd8dcb86cb 100644
> --- a/drivers/spi/atmel-quadspi.c
> +++ b/drivers/spi/atmel-quadspi.c
> @@ -608,7 +608,8 @@ static int atmel_qspi_probe(struct platform_device *pdev)
> }
>
> /* Map the AHB memory */
> - aq->mem = devm_platform_ioremap_resource_byname(pdev, "qspi_mmap");
> + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "qspi_mmap");
> + aq->mem = devm_ioremap_resource(&pdev->dev, res);
> if (IS_ERR(aq->mem)) {
> dev_err(&pdev->dev, "missing AHB memory\n");
> return PTR_ERR(aq->mem);
> --
> 2.34.1
>
>