diff --git a/[refs] b/[refs]
index 706653b80095..b04ee74db86c 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 296fa7f6a3f3342d40df7713e74246198295654b
+refs/heads/master: e5404586a499f7dce915456e85ff94b2df7a3b1c
diff --git a/trunk/drivers/usb/serial/console.c b/trunk/drivers/usb/serial/console.c
index 5b20de130e08..5b95009d2fbb 100644
--- a/trunk/drivers/usb/serial/console.c
+++ b/trunk/drivers/usb/serial/console.c
@@ -135,6 +135,7 @@ static int usb_console_setup(struct console *co, char *options)
 				err("no more memory");
 				goto reset_open_count;
 			}
+			kref_init(&tty->kref);
 			termios = kzalloc(sizeof(*termios), GFP_KERNEL);
 			if (!termios) {
 				retval = -ENOMEM;