From: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Date: Tue, 17 Dec 2019 07:50:40 +0000 (+0100)
Subject: tty: drop useless variable initialisation in tty_kopen()
X-Git-Tag: v5.15~4625^2~124
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f1d31743a195155c319a00d73299ff1630a532c4;p=platform%2Fkernel%2Flinux-starfive.git

tty: drop useless variable initialisation in tty_kopen()

The driver variable is assigned to unconditionally and not used before.
So there is no need to explicitly initialize it at the start of
tty_kopen().

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://lore.kernel.org/r/20191217075040.8020-1-u.kleine-koenig@pengutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index d9f54c7..a1453fe 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -1893,7 +1893,7 @@ static struct tty_driver *tty_lookup_driver(dev_t device, struct file *filp,
 struct tty_struct *tty_kopen(dev_t device)
 {
 	struct tty_struct *tty;
-	struct tty_driver *driver = NULL;
+	struct tty_driver *driver;
 	int index = -1;
 
 	mutex_lock(&tty_mutex);