powerpc/mm: remove const type qualifier from function ‘pud_pfn’

[Michael Ellerman]

On Wed, 2018-10-31 at 11:03:07 UTC, Mathieu Malaterre wrote:
> Type qualifier on return type is ignored. Remove warning in W=1:
> 
>   arch/powerpc/include/asm/book3s/64/pgtable.h:1268:25: error: type qualifiers ignored on function return type [-Werror=ignored-qualifiers]
> 
> Signed-off-by: Mathieu Malaterre <malat at debian.org>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/c516886f8437b85489d06115c54761

cheers