aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/usb/class/cdc-acm.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/usb/class/cdc-acm.h')
-rw-r--r--drivers/usb/class/cdc-acm.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/class/cdc-acm.h b/drivers/usb/class/cdc-acm.h
index 8aef5eb769a0..3aa7f0a3ad71 100644
--- a/drivers/usb/class/cdc-acm.h
+++ b/drivers/usb/class/cdc-acm.h
@@ -22,6 +22,8 @@
#define ACM_TTY_MAJOR 166
#define ACM_TTY_MINORS 256
+#define ACM_MINOR_INVALID ACM_TTY_MINORS
+
/*
* Requests.
*/