diff --git a/drivers/staging/comedi/drivers/vmk80xx.c b/drivers/staging/comedi/drivers/vmk80xx.c
index 6234b649d887ccb3abac4c73dcb38aa095768600..b035d662390b64f785f9217280dff22b210d4927 100644
--- a/drivers/staging/comedi/drivers/vmk80xx.c
+++ b/drivers/staging/comedi/drivers/vmk80xx.c
@@ -800,6 +800,8 @@ static int vmk80xx_auto_attach(struct comedi_device *dev,
 
 	devpriv->model = board->model;
 
+	sema_init(&devpriv->limit_sem, 8);
+
 	ret = vmk80xx_find_usb_endpoints(dev);
 	if (ret)
 		return ret;
@@ -808,8 +810,6 @@ static int vmk80xx_auto_attach(struct comedi_device *dev,
 	if (ret)
 		return ret;
 
-	sema_init(&devpriv->limit_sem, 8);
-
 	usb_set_intfdata(intf, devpriv);
 
 	if (devpriv->model == VMK8055_MODEL)