tree 81e86b49e79750a98e737e09a9304201c5e3359c
parent 1eacd6edea636f5d3fc28f2046933a342c55d73f
author You Wang <you@opennetworking.org> 1522702323 -0700
committer You Wang <you@opennetworking.org> 1522702323 -0700

Add more cleanup to mininet driver

Change-Id: I5a794b4cbd9456f8b8010b24f9ed564845fc9a58