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USB: ark3116: remove bogus disconnect test in close 

Remove bogus (and unnecessary) test for serial->dev being NULL in close.

The device is never cleared, and close is never called after a completed
disconnect anyway.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold 2013-03-21 12:36:28 +01:00 committed by Greg Kroah-Hartman
parent 49bd196dc6
commit 5c32752824
1 changed files with 7 additions and 10 deletions
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17
drivers/usb/serial/ark3116.c
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@ -341,18 +341,15 @@ static void ark3116_close(struct usb_serial_port *port)
{
struct usb_serial *serial = port->serial;
if (serial->dev) {
/* disable DMA */
ark3116_write_reg(serial, UART_FCR, 0);
/* disable DMA */
ark3116_write_reg(serial, UART_FCR, 0);
/* deactivate interrupts */
ark3116_write_reg(serial, UART_IER, 0);
usb_serial_generic_close(port);
if (serial->num_interrupt_in)
usb_kill_urb(port->interrupt_in_urb);
}
/* deactivate interrupts */
ark3116_write_reg(serial, UART_IER, 0);
usb_serial_generic_close(port);
if (serial->num_interrupt_in)
usb_kill_urb(port->interrupt_in_urb);
}
static int ark3116_open(struct tty_struct *tty, struct usb_serial_port *port)