diff --git a/[refs] b/[refs]
index 008603c99c8a..1713ebd8eed8 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d6610a502738e23aab5418e82c024be201e13f02
+refs/heads/master: 2f30866fbf0dd3b1d5ea87ebab2a96222d1cebe9
diff --git a/trunk/drivers/staging/comedi/drivers/usbduxsigma.c b/trunk/drivers/staging/comedi/drivers/usbduxsigma.c
index f4025b60cd3f..4500b80eee6b 100644
--- a/trunk/drivers/staging/comedi/drivers/usbduxsigma.c
+++ b/trunk/drivers/staging/comedi/drivers/usbduxsigma.c
@@ -2691,6 +2691,7 @@ static int usbduxsigma_attach(struct comedi_device *dev,
 	if (ret < 0) {
 		dev_err(&udev->interface->dev,
 			"comedi%d: no space for subdev\n", dev->minor);
+		up(&udev->sem);
 		up(&start_stop_sem);
 		return ret;
 	}