On Thu, May 11, 2017 at 7:24 AM, Arnd Bergmann <arnd@xxxxxxxx> wrote:
> One change that was meant to address a sparse warning turned out
> to cause hundreds of new gcc-7 warnings:
I guess you are the only one on gcc-7.
> include/linux/of_irq.h:11:13: error: type qualifiers ignored on function return type [-Werror=ignored-qualifiers]
>
> After reverting the change, the gcc warnings are gone again, and I
> can't reproduce the sparse warnings either.
Humm, maybe different sparse versions? I'm on 0.5.0.
>
> Fixes: 17a70355ea57 ("of: fix sparse warnings in fdt, irq, reserved mem, and resolver code")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
> include/linux/of_irq.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/include/linux/of_irq.h b/include/linux/of_irq.h
> index ec6b11deb773..1e0deb8e8494 100644
> --- a/include/linux/of_irq.h
> +++ b/include/linux/of_irq.h
> @@ -8,7 +8,7 @@
> #include <linux/ioport.h>
> #include <linux/of.h>
>
> -typedef int const (*of_irq_init_cb_t)(struct device_node *, struct device_node *);
> +typedef int (*of_irq_init_cb_t)(struct device_node *, struct device_node *);
>
> /*
> * Workarounds only applied to 32bit powermac machines
> --
> 2.9.0
>
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