[S] Change in flashrom[master]: stlinkv3_spi: fix uninitialized pointer

[Alexander Goncharov (Code Review)]

Attention is currently required from: Felix Singer, Thomas Heijligen, Angel Pons, Anastasia Klimchuk.

Alexander Goncharov has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/67700 )

Change subject: stlinkv3_spi: fix uninitialized pointer
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Patch Set 2:

(2 comments)

Patchset:

PS1:
> My suggestion would be to add a comment libusb_device_handle *stlinkv3_handle = NULL; /* NULL for suppressing scan-build false positive core.uninitialized.Branch */

This line is much longer than 112-columns hard limit. I hope you will not mind if I add this comment before the variable. Please mark it as resolved if everything is OK.

Patchset:

PS2: 
I've updated the commit message