[flashrom-gerrit] Change in flashrom[master]: cli_classic: fix memory leak

[Thomas Heijligen (Code Review)]

Attention is currently required from: Anastasia Klimchuk, Nikolai Artemiev, Joursoir.
Thomas Heijligen has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/64351 )

Change subject: cli_classic: fix memory leak
......................................................................

Patch Set 1:

(2 comments)

Patchset:

PS1:
> Should I add this to the commit message, or is it just the message to anyone?

It's just a message to help everyone finding the cause for this patch.

File cli_classic.c:

https://review.coreboot.org/c/flashrom/+/64351/comment/b5eb2628_1e574829 
PS1, Line 1103: if (set_wp_region && wp_region)
> Theoretically, yes. If pointer is a null-pointer, no action would occur. […]

The standard says: `If ptr is a null pointer, no action occurs.` 
 - C99 standard (ISO/IEC 9899:1999); 7.20.3.2 The free function

But I'm not sure how we handle it here.