diff --git a/[refs] b/[refs]
index e3628d7658d3..533696e0dcc2 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: c34518dce9e66ee17b9de85fe0b3a9ea018405f9
+refs/heads/master: 19e988cfb9f28d2f2fc12b3b368fed4822dc48e4
diff --git a/trunk/drivers/usb/serial/cp210x.c b/trunk/drivers/usb/serial/cp210x.c
index 9cf698544175..697c7d9316ac 100644
--- a/trunk/drivers/usb/serial/cp210x.c
+++ b/trunk/drivers/usb/serial/cp210x.c
@@ -52,8 +52,6 @@ static int cp210x_startup(struct usb_serial *);
 static void cp210x_release(struct usb_serial *);
 static void cp210x_dtr_rts(struct usb_serial_port *p, int on);
 
-static bool debug;
-
 static const struct usb_device_id id_table[] = {
 	{ USB_DEVICE(0x045B, 0x0053) }, /* Renesas RX610 RX-Stick */
 	{ USB_DEVICE(0x0471, 0x066A) }, /* AKTAKOM ACE-1001 cable */
@@ -884,6 +882,3 @@ module_usb_serial_driver(serial_drivers, id_table);
 MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_VERSION(DRIVER_VERSION);
 MODULE_LICENSE("GPL");
-
-module_param(debug, bool, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(debug, "Enable verbose debugging messages");