[09/25] tty: serial: kgdb_nmi: Change return type to void
diff mbox series

Message ID 1536029091-4426-10-git-send-email-climbbb.kim@gmail.com
State Not Applicable
Headers show
Series
  • Change tty_port(standard)_install's return type
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Commit Message

Jaejoong Kim Sept. 4, 2018, 2:44 a.m. UTC
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(-)

Patch
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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)