32 static struct sev_misc_dev *misc_dev;  variable
885 	struct sev_misc_dev *misc_dev = container_of(ref, struct sev_misc_dev, refcount);  in sev_exit()  local
887 	misc_deregister(&misc_dev->misc);  in sev_exit()
902 	if (!misc_dev) {  in sev_misc_init()
905 		misc_dev = devm_kzalloc(dev, sizeof(*misc_dev), GFP_KERNEL);  in sev_misc_init()
906 		if (!misc_dev)  in sev_misc_init()
909 		misc = &misc_dev->misc;  in sev_misc_init()
918 		kref_init(&misc_dev->refcount);  in sev_misc_init()
920 		kref_get(&misc_dev->refcount);  in sev_misc_init()
924 	psp->sev_misc = misc_dev;  in sev_misc_init()
1015 		kref_put(&misc_dev->refcount, sev_exit);  in psp_dev_destroy()