Re: linux-next: build warning after merge of the gpio tree

From: Linus Walleij
Date: Thu Jun 27 2019 - 10:58:02 EST


On Thu, Jun 27, 2019 at 9:20 AM Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:

> After merging the gpio tree, today's linux-next build (x86_64
> allmodconfig) produced this warning:
>
> drivers/gpio/gpio-amd-fch.c: In function 'amd_fch_gpio_probe':
> drivers/gpio/gpio-amd-fch.c:171:49: warning: passing argument 2 of 'devm_ioremap_resource' discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
> priv->base = devm_ioremap_resource(&pdev->dev, &amd_fch_gpio_iores);
> ^~~~~~~~~~~~~~~~~~~
> In file included from include/linux/platform_device.h:13,
> from drivers/gpio/gpio-amd-fch.c:15:
> include/linux/device.h:708:15: note: expected 'struct resource *' but argument is of type 'const struct resource *'
> void __iomem *devm_ioremap_resource(struct device *dev, struct resource *res);
> ^~~~~~~~~~~~~~~~~~~~~
>
> Introduced by commit
>
> 9bb2e0452508 ("gpio: amd: Make resource struct const")

OK I dropped this commit until Enrico get some time to figure out
what's going wrong here.

Yours,
Linus Walleij