函数逻辑报告

函数名称：__unregister_chrdev - unregister and destroy a cdev*@major: major device number*@baseminor: first of the range of minor numbers*@count: the number of minor numbers this cdev is occupying*@name: name of this range of devices* Unregister and destroy the

函数原型：void __unregister_chrdev(unsigned int major, unsigned int baseminor, unsigned int count, const char *name)

返回类型：void

参数：