}

		if claim.Status.Allocation != nil {
			if claim.Status.Allocation.AvailableOnNodes != nil {
				nodeSelector, err := nodeaffinity.NewNodeSelector(claim.Status.Allocation.AvailableOnNodes)
				if err != nil {
					return nil, statusError(logger, err)
				}
				s.informationsForClaim[index].availableOnNode = nodeSelector
			}

}

func validateNodeSelectorMutation(fldPath *field.Path, newNodeSelector, oldNodeSelector map[string]string) field.ErrorList {
	var allErrs field.ErrorList

	// Validate no existing node selectors were deleted or mutated.
	for k, v1 := range oldNodeSelector {
		if v2, ok := newNodeSelector[k]; !ok || v1 != v2 {