diff --git a/drivers/char/ttyprintk.c b/drivers/char/ttyprintk.c
index 46b77ede84c01cb2b103b3256e2fab39bf16d889..9b1e5e0cdc65736c61f58c4a09cb70e57a909f96 100644
--- a/drivers/char/ttyprintk.c
+++ b/drivers/char/ttyprintk.c
@@ -217,6 +217,7 @@ static int __init ttyprintk_init(void)
 	return 0;
 
 error:
+	tty_unregister_driver(ttyprintk_driver);
 	put_tty_driver(ttyprintk_driver);
 	ttyprintk_driver = NULL;
 	return ret;