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path: root/drivers/usb/serial/metro-usb.c
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Diffstat (limited to 'drivers/usb/serial/metro-usb.c')
-rw-r--r--drivers/usb/serial/metro-usb.c5
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)