Re: [PATCH 2/6] mtd: rawnand: atmel: Simplify with dev_err_probe()

From: Alexandre Belloni
Date: Tue Sep 01 2020 - 15:12:36 EST


On 01/09/2020 16:25:31+0200, Krzysztof Kozlowski wrote:
> Common pattern of handling deferred probe can be simplified with
> dev_err_probe(). Less code and the error value gets printed.
>
> Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
Reviewed-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx>

> ---
> drivers/mtd/nand/raw/atmel/nand-controller.c | 10 +++-------
> 1 file changed, 3 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/mtd/nand/raw/atmel/nand-controller.c b/drivers/mtd/nand/raw/atmel/nand-controller.c
> index c9818f548d07..71e2b83485d7 100644
> --- a/drivers/mtd/nand/raw/atmel/nand-controller.c
> +++ b/drivers/mtd/nand/raw/atmel/nand-controller.c
> @@ -1976,13 +1976,9 @@ static int atmel_nand_controller_init(struct atmel_nand_controller *nc,
> platform_set_drvdata(pdev, nc);
>
> nc->pmecc = devm_atmel_pmecc_get(dev);
> - if (IS_ERR(nc->pmecc)) {
> - ret = PTR_ERR(nc->pmecc);
> - if (ret != -EPROBE_DEFER)
> - dev_err(dev, "Could not get PMECC object (err = %d)\n",
> - ret);
> - return ret;
> - }
> + if (IS_ERR(nc->pmecc))
> + return dev_err_probe(dev, PTR_ERR(nc->pmecc),
> + "Could not get PMECC object\n");
>
> if (nc->caps->has_dma && !atmel_nand_avoid_dma) {
> dma_cap_mask_t mask;
> --
> 2.17.1
>

--
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com