Well i think your getting abit stereotypical here, you have to understand that these type of madrassa's are run by certain type of people whos thing is quiet extreme such as deobandi/ wahabi, i think one of the user in this forum adressed that but if you look at the sunni brelvi madrassa's...
Aslamu alaykum
Indeed he (zalim fazlullah) deserves a hanging according to shariah then he can taste the shariah he wanted, a public hanging and a lesson for the khwaarij and their supporters. May allahzawajal give victory to our troops and keep protecting the nation, Ameen.