(a) No person shall discriminate or retaliate in any manner against any child, parent or guardian of a child, employee of a facility, agency, institution or other type of provider, or any other person because of the making of a complaint or providing of information in good faith to the advocate, or willfully interfere with the advocate in the performance of his or her official duties.

(b) Any person violating subsection (a) of this Code section shall be guilty of a misdemeanor.