Re: [PATCH] gpiolib: acpi: use correct format characters

From: Andy Shevchenko
Date: Thu Mar 17 2022 - 05:13:54 EST


On Thu, Mar 17, 2022 at 11:06:51AM +0200, Andy Shevchenko wrote:
> On Wed, Mar 16, 2022 at 02:30:55PM -0700, Bill Wendling wrote:
> > When compiling with -Wformat, clang emits the following warning:
> >
> > drivers/gpio/gpiolib-acpi.c:393:4: warning: format specifies type
> > 'unsigned char' but the argument has type 'int' [-Wformat]
> > pin);
> > ^~~
> >
> > The types of these arguments are unconditionally defined, so this patch
> > updates the format character to the correct ones for ints and unsigned
> > ints.
>
> hhX specifier refers to unsigned char. It's a bug in the compiler.
>
> NAK.

Oh, I read this wrong, sorry. The pin has been checked to fit in one byte,
but its type is bigger indeed.

I will apply your patch right away and send as a fix after rc1.

--
With Best Regards,
Andy Shevchenko