60 static struct sev_misc_dev *misc_dev;  variable
2647 	misc_deregister(&misc_dev->misc);  in sev_exit()
2648 	kfree(misc_dev);  in sev_exit()
2649 	misc_dev = NULL;  in sev_exit()
2664 	if (!misc_dev) {  in sev_misc_init()
2667 		misc_dev = kzalloc(sizeof(*misc_dev), GFP_KERNEL);  in sev_misc_init()
2668 		if (!misc_dev)  in sev_misc_init()
2671 		misc = &misc_dev->misc;  in sev_misc_init()
2680 		kref_init(&misc_dev->refcount);  in sev_misc_init()
2682 		kref_get(&misc_dev->refcount);  in sev_misc_init()
2686 	sev->misc = misc_dev;  in sev_misc_init()
2866 		kref_put(&misc_dev->refcount, sev_exit);  in sev_dev_destroy()