diff --git a/[refs] b/[refs]
index a44f7d447fa0..1b45629c2235 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 620a4616b26c05b3a3301d2bd0767c4647652372
+refs/heads/master: 40c9616bdd4abf319860195361abd7387710b3aa
diff --git a/trunk/drivers/usb/serial/safe_serial.c b/trunk/drivers/usb/serial/safe_serial.c
index 36e9d9fc0618..e3457e2d2c0d 100644
--- a/trunk/drivers/usb/serial/safe_serial.c
+++ b/trunk/drivers/usb/serial/safe_serial.c
@@ -81,7 +81,6 @@
 #define CONFIG_USB_SERIAL_SAFE_PADDED 0
 #endif
 
-static bool debug;
 static bool safe = 1;
 static bool padded = CONFIG_USB_SERIAL_SAFE_PADDED;
 
@@ -100,9 +99,6 @@ MODULE_PARM_DESC(vendor, "User specified USB idVendor (required)");
 module_param(product, ushort, 0);
 MODULE_PARM_DESC(product, "User specified USB idProduct (required)");
 
-module_param(debug, bool, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(debug, "Debug enabled or not");
-
 module_param(safe, bool, 0);
 MODULE_PARM_DESC(safe, "Turn Safe Encapsulation On/Off");