diff --git a/drivers/input/misc/cm109.c b/drivers/input/misc/cm109.c
index 0cfe5d4a573c..edba71013e09 100644
--- a/drivers/input/misc/cm109.c
+++ b/drivers/input/misc/cm109.c
@@ -374,6 +374,9 @@ static void cm109_submit_ctl(struct cm109_dev *dev)
 	dev->ctl_data->byte[HID_OR1] = dev->keybit;
 	dev->ctl_data->byte[HID_OR2] = dev->keybit;
 
+	if (dev->ctl_urb_pending)
+		return;
+
 	dev->buzzer_pending = 0;
 	dev->ctl_urb_pending = 1;