USB: serial: metro-usb: drop redundant URB unlink

Drop redundant URB unlink as there's no need to unlink an URB which is
about to be killed synchronously.

Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Johan Hovold <johan@kernel.org>

diff --git a/drivers/usb/serial/metro-usb.c b/drivers/usb/serial/metro-usb.c
index 4f7cd30b5424c235394c5b020e554b6bdc9136d4..b0c7746438df6cf505e313a7f26a9011817fbe5d 100644 (file)
--- a/drivers/usb/serial/metro-usb.c
+++ b/drivers/usb/serial/metro-usb.c
@@ -165,7 +165,6 @@ static void metrousb_cleanup(struct usb_serial_port *port)
 {
        dev_dbg(&port->dev, "%s\n", __func__);
 
-       usb_unlink_urb(port->interrupt_in_urb);
        usb_kill_urb(port->interrupt_in_urb);
 
        metrousb_send_unidirectional_cmd(UNI_CMD_CLOSE, port);