diff options
Diffstat (limited to 'drivers/usb/serial/belkin_sa.c')
| -rw-r--r-- | drivers/usb/serial/belkin_sa.c | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/drivers/usb/serial/belkin_sa.c b/drivers/usb/serial/belkin_sa.c index 9dbb07ea76ec..c39673608c35 100644 --- a/drivers/usb/serial/belkin_sa.c +++ b/drivers/usb/serial/belkin_sa.c @@ -207,29 +207,20 @@ static void belkin_sa_release(struct usb_serial *serial) static int belkin_sa_open(struct tty_struct *tty, struct usb_serial_port *port) { - int retval = 0; + int retval; dbg("%s port %d", __func__, port->number); - /*Start reading from the device*/ - /* TODO: Look at possibility of submitting multiple URBs to device to - * enhance buffering. Win trace shows 16 initial read URBs. - */ - port->read_urb->dev = port->serial->dev; - retval = usb_submit_urb(port->read_urb, GFP_KERNEL); - if (retval) { - dev_err(&port->dev, "usb_submit_urb(read bulk) failed\n"); - goto exit; - } - - port->interrupt_in_urb->dev = port->serial->dev; retval = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL); if (retval) { - usb_kill_urb(port->read_urb); dev_err(&port->dev, "usb_submit_urb(read int) failed\n"); + return retval; } -exit: + retval = usb_serial_generic_open(tty, port); + if (retval) + usb_kill_urb(port->interrupt_in_urb); + return retval; } |