This commit is to handle all those unhandled errors which raises the gosec warning.
Fixed G104: Unhandled Errors are handled now
Signed-off-by: Nizamudeen <nia@redhat.com>
We don't use volume manager argument in NewClusterController()
and NewFlexvolumeServer() functions, so remove the unused volume
manager parameter from those functions.
Signed-off-by: Dennis Chen <dennis.chen@arm.com>