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path: root/drivers/usb/serial/kl5kusb105.c
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Diffstat (limited to 'drivers/usb/serial/kl5kusb105.c')
-rw-r--r--drivers/usb/serial/kl5kusb105.c30
1 files changed, 11 insertions, 19 deletions
diff --git a/drivers/usb/serial/kl5kusb105.c b/drivers/usb/serial/kl5kusb105.c
index 769d910ae0a5..1b4054fe52a5 100644
--- a/drivers/usb/serial/kl5kusb105.c
+++ b/drivers/usb/serial/kl5kusb105.c
@@ -341,28 +341,20 @@ static void klsi_105_close(struct usb_serial_port *port)
{
int rc;
- mutex_lock(&port->serial->disc_mutex);
- if (!port->serial->disconnected) {
- /* send READ_OFF */
- rc = usb_control_msg(port->serial->dev,
- usb_sndctrlpipe(port->serial->dev, 0),
- KL5KUSB105A_SIO_CONFIGURE,
- USB_TYPE_VENDOR | USB_DIR_OUT,
- KL5KUSB105A_SIO_CONFIGURE_READ_OFF,
- 0, /* index */
- NULL, 0,
- KLSI_TIMEOUT);
- if (rc < 0)
- dev_err(&port->dev,
- "Disabling read failed (error = %d)\n", rc);
- }
- mutex_unlock(&port->serial->disc_mutex);
+ /* send READ_OFF */
+ rc = usb_control_msg(port->serial->dev,
+ usb_sndctrlpipe(port->serial->dev, 0),
+ KL5KUSB105A_SIO_CONFIGURE,
+ USB_TYPE_VENDOR | USB_DIR_OUT,
+ KL5KUSB105A_SIO_CONFIGURE_READ_OFF,
+ 0, /* index */
+ NULL, 0,
+ KLSI_TIMEOUT);
+ if (rc < 0)
+ dev_err(&port->dev, "failed to disable read: %d\n", rc);
/* shutdown our bulk reads and writes */
usb_serial_generic_close(port);
-
- /* wgg - do I need this? I think so. */
- usb_kill_urb(port->interrupt_in_urb);
}
/* We need to write a complete 64-byte data block and encode the