Change in flashrom[master]: flashrom.c, sfdp.c: Initialize dynamically allocated memory using calloc

[Nico Huber (Code Review)]

Attention is currently required from: Felix Singer, Light, Anastasia Klimchuk.
Nico Huber has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/62747 )

Change subject: flashrom.c, sfdp.c: Initialize dynamically allocated memory using calloc
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Patch Set 12:

(1 comment)

Commit Message:

https://review.coreboot.org/c/flashrom/+/62747/comment/779a76fd_4f8b23f6 
PS9, Line 11: when later used in need_erase could result in undefined behaviour.
> Maybe intitializing them with zeroes using calloc and then onlycopying "flashrom bug!" once should b […]

That would depend much on the kind of bug we are trying to catch,
i.e. do we expect flashrom could accidentally write the first bytes
of a chip or accidentally write any bytes?