Fix variable overlapping
Fix variable overlapping

Issue #3

Change-Id: I0f0b81a59ab45bbb9a54350878553a4f4332d20f
Signed-off-by: Romain Forlot <5983fdba820cb0012a243cf85bdb972aaa92c653@iot.bzh>

iotbzh/helloworld-service,iotbzh/helloworld-service,iotbzh/helloworld-service