[XS] Change in flashrom[main]: erasure_layout: Fix init_eraseblock segmentation fault

[DigitalDJ (Code Review)]

Attention is currently required from: Aarya, Anastasia Klimchuk.

DigitalDJ has posted comments on this change by DigitalDJ. ( https://review.coreboot.org/c/flashrom/+/84234?usp=email )

Change subject: erasure_layout: Fix init_eraseblock segmentation fault
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Patch Set 5: Code-Review+1

(2 comments)

Commit Message:

https://review.coreboot.org/c/flashrom/+/84234/comment/3266f689_7f59b533?usp... :
PS3, Line 9: Fix a segmentation fault that is caused by accessing an invalid "subedata" pointer on the last iteration of the init_eraseblock loop. Instead, short circuit the loop condition to check the sub block index first, and do not access the invalid pointer if it is the last sub block.
> Could you please wrap commit message to 72 chars, as in our dev guide, thanks! […]

Done

https://review.coreboot.org/c/flashrom/+/84234/comment/7959c895_cf62b4ac?usp... :
PS3, Line 10:
> The one thing I want to ask you: […]

Done