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tty: drop useless variable initialisation in tty_kopen()

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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>
This commit is contained in:
Uwe Kleine-König 2019-12-17 08:50:40 +01:00 committed by Greg Kroah-Hartman
parent 3578163030
commit f1d31743a1
1 changed files with 1 additions and 1 deletions
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2
drivers/tty/tty_io.c
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@ -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_kopen(dev_t device)
{ {
struct tty_struct *tty; struct tty_struct *tty;
struct tty_driver *driver = NULL; struct tty_driver *driver;
int index = -1; int index = -1;
mutex_lock(&tty_mutex); mutex_lock(&tty_mutex);