Separating these two functions will make possible to use
create_ctrlr function for othe NVMe bdev types in the
future.
Signed-off-by: Maciej Szwed <maciej.szwed@intel.com>
Change-Id: I3d503a3bf0d317f77beeb827c761b93d66a643ea
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/468593
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>