diff --git a/[refs] b/[refs]
index 26ebc521fe71..55cef0dd3ae5 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5492bf3d5655b4954164f69c02955a7fca267611
+refs/heads/master: d7971051e4df825e0bc11b995e87bfe86355b8e5
diff --git a/trunk/drivers/usb/serial/usb-serial.c b/trunk/drivers/usb/serial/usb-serial.c
index a19ed74d770d..2e70efa08b77 100644
--- a/trunk/drivers/usb/serial/usb-serial.c
+++ b/trunk/drivers/usb/serial/usb-serial.c
@@ -151,6 +151,7 @@ static void destroy_serial(struct kref *kref)
 		}
 	}
 
+	usb_put_intf(serial->interface);
 	usb_put_dev(serial->dev);
 	kfree(serial);
 }
@@ -620,7 +621,7 @@ static struct usb_serial *create_serial(struct usb_device *dev,
 	}
 	serial->dev = usb_get_dev(dev);
 	serial->type = driver;
-	serial->interface = interface;
+	serial->interface = usb_get_intf(interface);
 	kref_init(&serial->kref);
 	mutex_init(&serial->disc_mutex);
 	serial->minor = SERIAL_TTY_NO_MINOR;