tree 9b81a09070523923239f582eabede3bd6c04630d
parent a3e62bd5b0984aab1eb81457b8dfd1eea9a08353
author Zhiyi Zhang <zhiyi@cs.ucla.edu> 1602548625 -0700
committer Zhiyi Zhang <zhiyi@cs.ucla.edu> 1602548625 -0700

fix a warning

Change-Id: Ifbc276267cccedf177f40fe5fdb965f9056d96ee