1 files changed, 1 insertions, 4 deletions

diff --git a/drivers/usb/serial/metro-usb.c b/drivers/usb/serial/metro-usb.c
index bf3c7a23553e..47e247759eb0 100644
--- a/drivers/usb/serial/metro-usb.c
+++ b/drivers/usb/serial/metro-usb.c
@@ -177,10 +177,7 @@ static void metrousb_cleanup(struct usb_serial_port *port)
         usb_unlink_urb(port->interrupt_in_urb);
         usb_kill_urb(port->interrupt_in_urb);
 
-        mutex_lock(&port->serial->disc_mutex);
-        if (!port->serial->disconnected)
-                metrousb_send_unidirectional_cmd(UNI_CMD_CLOSE, port);
-        mutex_unlock(&port->serial->disc_mutex);
+        metrousb_send_unidirectional_cmd(UNI_CMD_CLOSE, port);
 }
 
 static int metrousb_open(struct tty_struct *tty, struct usb_serial_port *port)