diff --git a/[refs] b/[refs]
index 125c044b5fe5..093b42614027 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a37f6b84c4f3d3ca61634a7b36bf64c6ea452271
+refs/heads/master: 42dd2aa6496a2e87e496aac5494d2e1d6096c85b
diff --git a/trunk/drivers/usb/class/cdc-acm.c b/trunk/drivers/usb/class/cdc-acm.c
index 38bfdb0f6660..02eb60bb6795 100644
--- a/trunk/drivers/usb/class/cdc-acm.c
+++ b/trunk/drivers/usb/class/cdc-acm.c
@@ -550,7 +550,7 @@ static void acm_waker(struct work_struct *waker)
 static int acm_tty_open(struct tty_struct *tty, struct file *filp)
 {
 	struct acm *acm;
-	int rv = -EINVAL;
+	int rv = -ENODEV;
 	int i;
 	dbg("Entering acm_tty_open.");