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/tty/serial/kgdb_nmi.c | 11 +---------- 1 file changed, 1 insertion(+), 10 deletions(-) diff --git a/drivers/tty/serial/kgdb_nmi.c b/drivers/tty/serial/kgdb_nmi.c index 4029272..ed8f806 100644 --- a/drivers/tty/serial/kgdb_nmi.c +++ b/drivers/tty/serial/kgdb_nmi.c @@ -234,7 +234,6 @@ static const struct tty_port_operations kgdb_nmi_tty_port_ops = { static int kgdb_nmi_tty_install(struct tty_driver *drv, struct tty_struct *tty) { struct kgdb_nmi_tty_priv *priv; - int ret; priv = kzalloc(sizeof(*priv), GFP_KERNEL); if (!priv) @@ -245,17 +244,9 @@ static int kgdb_nmi_tty_install(struct tty_driver *drv, struct tty_struct *tty) tty_port_init(&priv->port); priv->port.ops = &kgdb_nmi_tty_port_ops; tty->driver_data = priv; + tty_port_install(&priv->port, drv, tty); - ret = tty_port_install(&priv->port, drv, tty); - if (ret) { - pr_err("%s: can't install tty port: %d\n", __func__, ret); - goto err; - } return 0; -err: - tty_port_destroy(&priv->port); - kfree(priv); - return ret; } static void kgdb_nmi_tty_cleanup(struct tty_struct *tty) -- 2.7.4