Merge "Early return when the scale is 0." into mnc-dr-dev am: 10eb6ab94b am: 8b581e2bc7 am: a853bb450c
am: 34e9b5b2e4

* commit '34e9b5b2e418dd43e374dcbb3be27710c53d4b9c':
  Early return when the scale is 0.