Merge branch 'sg/name-rev-cutoff-underflow-fix'

Integer arithmetic fix. * sg/name-rev-cutoff-underflow-fix: name-rev: avoid cutoff timestamp underflow

Junio C Hamano committed Oct 9, 2019 at 14:00 UTC 0b4fae553cdd5aa6713137e42cc03d396ecc1264

No changes.