taglinefilesource code
unregister_chrdev2963drivers/char/tpqic02.cunregister_chrdev(QIC02_TAPE_MAJOR, TPQIC02_NAME);
unregister_chrdev359include/linux/fs.hextern int unregister_chrdev(unsigned int major, const char * name);
unregister_chrdev104kernel/ksyms.cX(unregister_chrdev),