Small code flow improvement
Small code flow improvement

Signed-off-by: Joffrey F <2e95f49799afcec0080c0aeb8813776d949e0768@docker.com>

docker/machine,dweomer/docker-machine,exoscale/docker-machine,SvenDowideit/machine,voutilad/machine,dgageot/machine,SvenDowideit/machine,ibuildthecloud/machine,dgageot/machine,voutilad/machine,exoscale/docker-machine,dweomer/docker-machine,docker/machine,ibuildthecloud/machine