[PATCH RH grub2] arm64: Fix EFI loader kernel image allocation

[Benjamin Herrenschmidt]

On Mon, 2021-07-26 at 18:20 +1000, Benjamin Herrenschmidt wrote:
> +  grub_uint64_t filelen;

 .../...

> +  filelen = grub_file_size (file);
> 
 .../...

> +  if (grub_file_read (file, kernel, filelen) < filelen)

Is causing a signed/unsigned comparison warning. I'm updating the patch
to also fix honoring of the alignment in the header since Ard will send
a patch adding a warning to the kernel when it's incorrect. I'll send a
v2 later today or tomorrow after testing.

Cheers,
Ben.