diff --git a/[refs] b/[refs]
index 1089cbec23cf..31e80e285c99 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e4fd70c5e2befa29f962d640c1f78feefb7b3c25
+refs/heads/master: 6ae06571da628cae889606dae1250ae7e355b899
diff --git a/trunk/drivers/usb/serial/option.c b/trunk/drivers/usb/serial/option.c
index 3891c0f60dea..3229368eaab2 100644
--- a/trunk/drivers/usb/serial/option.c
+++ b/trunk/drivers/usb/serial/option.c
@@ -1255,8 +1255,6 @@ static struct usb_serial_driver * const serial_drivers[] = {
 	&option_1port_device, NULL
 };
 
-static bool debug;
-
 struct option_private {
 	u8 bInterfaceNumber;
 };
@@ -1449,6 +1447,3 @@ MODULE_AUTHOR(DRIVER_AUTHOR);
 MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_VERSION(DRIVER_VERSION);
 MODULE_LICENSE("GPL");
-
-module_param(debug, bool, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(debug, "Debug messages");