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USB: serial: ark3116: remove redundant interrupt-urb check

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Remove redundant check of num_interrupt_in which has already been
verified in probe (killing a NULL-urb would also have been fine).

Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
This commit is contained in:
Johan Hovold 2017-01-31 11:51:08 +01:00
commit 41a2af93ae
1 changed files with 2 additions and 2 deletions
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4
drivers/usb/serial/ark3116.c
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@ -347,8 +347,8 @@ static void ark3116_close(struct usb_serial_port *port)
ark3116_write_reg(serial, UART_IER, 0);
usb_serial_generic_close(port);
if (serial->num_interrupt_in)
usb_kill_urb(port->interrupt_in_urb);
usb_kill_urb(port->interrupt_in_urb);
}
static int ark3116_open(struct tty_struct *tty, struct usb_serial_port *port)