It looks like he got a nice deal in exchange for truthful testimony:
"Hall agreed to testify truthfully when called, to five years probation, a $5,000 fine, 200 hours of community service and a ban on polling and election administration-related activities. He also recorded a statement for prosecutors and pledged to pen a letter of apology to Georgia voters."
And, as per the article, Yes, Definitely a victory for the prosecutors.
