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Subject[PATCH 09/25] tty: serial: kgdb_nmi: Change return type to void
Date
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@gmail.com>
---
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
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