Re: [PATCH] soc: ixp4xx: fix printing resources

From: Linus Walleij
Date: Tue Aug 03 2021 - 19:37:57 EST


On Tue, Aug 3, 2021 at 10:20 AM Arnd Bergmann <arnd@xxxxxxxxxx> wrote:

> From: Arnd Bergmann <arnd@xxxxxxxx>
>
> When compile-testing with 64-bit resource_size_t, gcc reports an invalid
> printk format string:
>
> In file included from include/linux/dma-mapping.h:7,
> from drivers/soc/ixp4xx/ixp4xx-npe.c:15:
> drivers/soc/ixp4xx/ixp4xx-npe.c: In function 'ixp4xx_npe_probe':
> drivers/soc/ixp4xx/ixp4xx-npe.c:694:18: error: format '%x' expects argument of type 'unsigned int', but argument 4 has type 'resource_size_t' {aka 'long long unsigned int'} [-Werror=format=]
> dev_info(dev, "NPE%d at 0x%08x-0x%08x not available\n",
>
> Use the special %pR format string to print the resources.
>
> Fixes: 0b458d7b10f8 ("soc: ixp4xx: npe: Pass addresses as resources")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx>

Yours,
Linus Walleij