51% of Cal State Fullerton profs are adjuncts [1], so I'd assume this professor can be fired fairly easily.
[1] http://www.collegefactual.com/colleges/california-state-univ...
[1] http://www.collegefactual.com/colleges/california-state-univ...
http://calstate.fullerton.edu/inside/2012su/Promotions-Tenur...