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

[Stephen Rothwell]

Hi all,

On Tue, 22 Sep 2020 18:11:26 +1000 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> After merging the pm tree, today's linux-next build (i386 defconfig)
> produced this warning:
> 
> In file included from include/acpi/acpi.h:24,
>                  from drivers/acpi/acpica/hwgpe.c:10:
> drivers/acpi/acpica/hwgpe.c: In function 'acpi_hw_gpe_read':
> include/acpi/actypes.h:501:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
>   501 | #define ACPI_CAST_PTR(t, p)             ((t *) (acpi_uintptr_t) (p))
>       |                                                ^
> drivers/acpi/acpica/acmacros.h:18:41: note: in expansion of macro 'ACPI_CAST_PTR'
>    18 | #define ACPI_CAST8(ptr)                 ACPI_CAST_PTR (u8, (ptr))
>       |                                         ^~~~~~~~~~~~~
> drivers/acpi/acpica/acmacros.h:22:43: note: in expansion of macro 'ACPI_CAST8'
>    22 | #define ACPI_GET8(ptr)                  (*ACPI_CAST8 (ptr))
>       |                                           ^~~~~~~~~~
> drivers/acpi/acpica/hwgpe.c:50:17: note: in expansion of macro 'ACPI_GET8'
>    50 |   *value = (u64)ACPI_GET8(reg->address);
>       |                 ^~~~~~~~~
> drivers/acpi/acpica/hwgpe.c: In function 'acpi_hw_gpe_write':
> include/acpi/actypes.h:501:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
>   501 | #define ACPI_CAST_PTR(t, p)             ((t *) (acpi_uintptr_t) (p))
>       |                                                ^
> drivers/acpi/acpica/acmacros.h:18:41: note: in expansion of macro 'ACPI_CAST_PTR'
>    18 | #define ACPI_CAST8(ptr)                 ACPI_CAST_PTR (u8, (ptr))
>       |                                         ^~~~~~~~~~~~~
> drivers/acpi/acpica/acmacros.h:26:43: note: in expansion of macro 'ACPI_CAST8'
>    26 | #define ACPI_SET8(ptr, val)             (*ACPI_CAST8 (ptr) = (u8) (val))
>       |                                           ^~~~~~~~~~
> drivers/acpi/acpica/hwgpe.c:85:3: note: in expansion of macro 'ACPI_SET8'
>    85 |   ACPI_SET8(reg->address, value);
>       |   ^~~~~~~~~
> 
> Introduced by commit
> 
>   7a8379eb41a4 ("ACPICA: Add support for using logical addresses of GPE blocks")

I am still getting these warnings ...

-- 
Cheers,
Stephen Rothwell

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