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SubjectRe: [PATCH 05/42] drivers: gpio: bcm-kona: use devm_platform_ioremap_resource()
On Mon, Mar 11, 2019 at 07:54:44PM +0100, Enrico Weigelt, metux IT consult wrote:
> Use the new helper that wraps the calls to platform_get_resource()
> and devm_ioremap_resource() together.
>
> Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
> ---
> drivers/gpio/gpio-bcm-kona.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/gpio/gpio-bcm-kona.c b/drivers/gpio/gpio-bcm-kona.c
> index c5536a5..9fa6d3a 100644
> --- a/drivers/gpio/gpio-bcm-kona.c
> +++ b/drivers/gpio/gpio-bcm-kona.c
> @@ -568,7 +568,6 @@ static int bcm_kona_gpio_probe(struct platform_device *pdev)
> {
> struct device *dev = &pdev->dev;
> const struct of_device_id *match;
> - struct resource *res;
> struct bcm_kona_gpio_bank *bank;
> struct bcm_kona_gpio *kona_gpio;
> struct gpio_chip *chip;
> @@ -618,8 +617,7 @@ static int bcm_kona_gpio_probe(struct platform_device *pdev)
> return -ENXIO;
> }
>
> - res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> - kona_gpio->reg_base = devm_ioremap_resource(dev, res);
> + kona_gpio->reg_base = devm_platform_ioremap_resource(pdev, 0);
> if (IS_ERR(kona_gpio->reg_base)) {
> ret = -ENXIO;

This should be

ret = PTR_ERR(kona_gpio->reg_base)

, shouldn't it? (If yes, this is orthogonal to this patch, but still
worth fixing.)

@Julia: Is this something that coccinelle could catch?

Best regards
Uwe

--
Pengutronix e.K. | Uwe Kleine-König |
Industrial Linux Solutions | http://www.pengutronix.de/ |

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