[XS] Change in coreboot[master]: soc/amd/block/ivrs: Add NULL check for IVRS

[Naresh Solanki (Code Review)]

Attention is currently required from: Arthur Heymans, Felix Held, Fred Reitberger, Jason Glenesk, Matt DeVillier, Raul Rangel.

Naresh Solanki has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/75506?usp=email )

Change subject: soc/amd/block/ivrs: Add NULL check for IVRS
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Patch Set 3:

(1 comment)

File src/soc/amd/common/block/acpi/ivrs.c:

https://review.coreboot.org/c/coreboot/+/75506/comment/54babe0c_b2a396ad :
PS3, Line 339: return 0;
> That will really mess things up. Returning current is better. […]

Acknowledged