[patch] x86/crash: fix crash_setup_memmap_entries() out-of-bounds access

[Mike Galbraith]

On Fri, 2021-04-16 at 23:44 +0200, Thomas Gleixner wrote:
>
> Can all of you involved stop this sandpit fight and do something useful
> to fix that obvious bug already?

?? We're not fighting afaik.  Boris hated my changelog enough to offer
to write a better one, and I'm fine with that.  It's a seven year old
*latent* buglet of microscopic proportions, hardly a pressing issue.

	-Mike