50 	struct char_device_struct *cd;  in chrdev_show()  local
54 		for (cd = chrdevs[offset]; cd; cd = cd->next)  in chrdev_show()
55 			seq_printf(f, "%3d %s\n", cd->major, cd->name);  in chrdev_show()
77 	struct char_device_struct *cd, **cp;  in __register_chrdev_region()  local
81 	cd = kzalloc(sizeof(struct char_device_struct), GFP_KERNEL);  in __register_chrdev_region()
82 	if (cd == NULL)  in __register_chrdev_region()
101 	cd->major = major;  in __register_chrdev_region()
102 	cd->baseminor = baseminor;  in __register_chrdev_region()
103 	cd->minorct = minorct;  in __register_chrdev_region()
104 	strlcpy(cd->name, name, sizeof(cd->name));  in __register_chrdev_region()
135 	cd->next = *cp;  in __register_chrdev_region()
136 	*cp = cd;  in __register_chrdev_region()
138 	return cd;  in __register_chrdev_region()
141 	kfree(cd);  in __register_chrdev_region()
148 	struct char_device_struct *cd = NULL, **cp;  in __unregister_chrdev_region()  local
158 		cd = *cp;  in __unregister_chrdev_region()
159 		*cp = cd->next;  in __unregister_chrdev_region()
162 	return cd;  in __unregister_chrdev_region()
176 	struct char_device_struct *cd;  in register_chrdev_region()  local
184 		cd = __register_chrdev_region(MAJOR(n), MINOR(n),  in register_chrdev_region()
186 		if (IS_ERR(cd))  in register_chrdev_region()
196 	return PTR_ERR(cd);  in register_chrdev_region()
213 	struct char_device_struct *cd;  in alloc_chrdev_region()  local
214 	cd = __register_chrdev_region(0, baseminor, count, name);  in alloc_chrdev_region()
215 	if (IS_ERR(cd))  in alloc_chrdev_region()
216 		return PTR_ERR(cd);  in alloc_chrdev_region()
217 	*dev = MKDEV(cd->major, cd->baseminor);  in alloc_chrdev_region()
246 	struct char_device_struct *cd;  in __register_chrdev()  local
250 	cd = __register_chrdev_region(major, baseminor, count, name);  in __register_chrdev()
251 	if (IS_ERR(cd))  in __register_chrdev()
252 		return PTR_ERR(cd);  in __register_chrdev()
262 	err = cdev_add(cdev, MKDEV(cd->major, baseminor), count);  in __register_chrdev()
266 	cd->cdev = cdev;  in __register_chrdev()
268 	return major ? 0 : cd->major;  in __register_chrdev()
272 	kfree(__unregister_chrdev_region(cd->major, baseminor, count));  in __register_chrdev()
312 	struct char_device_struct *cd;  in __unregister_chrdev()  local
314 	cd = __unregister_chrdev_region(major, baseminor, count);  in __unregister_chrdev()
315 	if (cd && cd->cdev)  in __unregister_chrdev()
316 		cdev_del(cd->cdev);  in __unregister_chrdev()
317 	kfree(cd);  in __unregister_chrdev()