[coreboot-gerrit] Change in coreboot[master]: amdfwtool: Use a variable to get the return value of write

[Martin Roth (Code Review)]

Martin Roth has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/45812 )

Change subject: amdfwtool: Use a variable to get the return value of write
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Patch Set 5: Code-Review+2