diff --git a/sound/drivers/pcmtest.c b/sound/drivers/pcmtest.c
index 422fdb10f237..66bee8a2ce34 100644
--- a/sound/drivers/pcmtest.c
+++ b/sound/drivers/pcmtest.c
@@ -712,6 +712,9 @@ static int __init mod_init(void)
 {
 	int err = 0;
 
+	if (!enable)
+		return -ENODEV;
+
 	buf_allocated = setup_patt_bufs();
 	if (!buf_allocated)
 		return -ENOMEM;