code: func ValidateCSINode(csiNode *storage.CSINode) field.ErrorList {
  	allErrs := apivalidation.ValidateObjectMeta(&csiNode.ObjectMeta, false, apivalidation.ValidateNodeName, field.NewPath("metadata"))
  	allErrs = append(allErrs, validateCSINodeSpec(&csiNode.Spec, field.NewPath("spec"))...)
  	return allErrs
  }
docs: // ValidateCSINode validates a CSINode.