Re: [PATCH v2 2/3] x86/mm: simplify calculation of max_pfn_mapped

[Marcel Busch]

This change simplifies the confusing return value of
kernel_physical_mapping_init. As Dave suggested, consider moving assignment to
paddr_last after the loop.
Tested using qemu-system-x86_64 (11.0.1) -machine q35.

Reviewed-by: Marcel Busch <mbsh@xxxxxxxxxx>
Tested-by: Marcel Busch <mbsh@xxxxxxxxxx>