Fix logical and syntax issue
Fix logical and syntax issue

Previous patches introduced an issue. I am not using correct operator
for logical and opeartion. Fix it.

Signed-off-by: Vivek Goyal <vgoyal@redhat.com>

Closes: #238
Approved by: rhatdan

thescriptbender/container-storage-setup,shishir-a412ed/docker-storage-setup