Since tty_port_install() always returns 0, the return type has changed to void. Now apply this and remove the obsolete error check. Signed-off-by: Jaejoong Kim <climbbb.kim@xxxxxxxxx> --- drivers/usb/host/xhci-dbgtty.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/usb/host/xhci-dbgtty.c b/drivers/usb/host/xhci-dbgtty.c index aff79ff..18d661c 100644 --- a/drivers/usb/host/xhci-dbgtty.c +++ b/drivers/usb/host/xhci-dbgtty.c @@ -174,8 +174,9 @@ static int dbc_tty_install(struct tty_driver *driver, struct tty_struct *tty) struct dbc_port *port = driver->driver_state; tty->driver_data = port; + tty_port_install(&port->port, driver, tty); - return tty_port_install(&port->port, driver, tty); + return 0; } static int dbc_tty_open(struct tty_struct *tty, struct file *file) -- 2.7.4