devm_kzalloc() eliminates the need to free memory explicitly
thereby saving some cleanup code.
Signed-off-by: NSachin Kamat <sachin.kamat@linaro.org>
Acked-by: NMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: NGustavo Padovan <gustavo.padovan@collabora.co.uk>