[S] Change in coreboot[main]: ext_stage_cache: Make sure variables are initialized

[Angel Pons (Code Review)]

Attention is currently required from: Arthur Heymans, Jérémy Compostella, Nico Huber.

Angel Pons has posted comments on this change by Arthur Heymans. ( https://review.coreboot.org/c/coreboot/+/84040?usp=email )

Change subject: ext_stage_cache: Make sure variables are initialized
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Patch Set 8:

(1 comment)

File src/lib/ext_stage_cache.c:

https://review.coreboot.org/c/coreboot/+/84040/comment/e98114fb_884a6e98?usp... :
PS7, Line 18: stage_cache_external_region(&base, &size);
            : 	if (base == NULL || size == 0)
            : 		return;
> Acknowledged

Ack