A garnishee defendant shall not use the fact that the principal defendant has had 1 or more actions brought against him under the provisions of section 8306 or chapter 40 as a cause of discipline or discharge of the principal defendant from employment. A garnishee defendant who violates the provisions of this section shall be required to reinstate the principal defendant to employment and reimburse all compensation lost by the discipline or discharge. The principal defendant may enforce his rights under this section by appropriate civil action.