From fbadf70a8053b3dce78a45997ae55651693a2a81 Mon Sep 17 00:00:00 2001
From: Jiri Slaby <jslaby@suse.cz>
Date: Wed, 5 May 2021 11:19:07 +0200
Subject: tty: set tty_ldisc_ops::num statically

There is no reason to pass the ldisc number to tty_register_ldisc
separately. Just set it in the already defined tty_ldisc_ops in all the
ldiscs.

This simplifies tty_register_ldisc a bit too (no need to set the num
member there).

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: William Hubbs <w.d.hubbs@gmail.com>
Cc: Chris Brannon <chris@the-brannons.com>
Cc: Kirk Reiser <kirk@reisers.ca>
Cc: Samuel Thibault <samuel.thibault@ens-lyon.org>
Cc: Marcel Holtmann <marcel@holtmann.org>
Cc: Johan Hedberg <johan.hedberg@gmail.com>
Cc: Luiz Augusto von Dentz <luiz.dentz@gmail.com>
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Wolfgang Grandegger <wg@grandegger.com>
Cc: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: Andreas Koensgen <ajk@comnets.uni-bremen.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Rodolfo Giometti <giometti@enneenne.com>
Cc: Peter Ujfalusi <peter.ujfalusi@gmail.com>
Cc: Liam Girdwood <lgirdwood@gmail.com>
Cc: Mark Brown <broonie@kernel.org>
Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Takashi Iwai <tiwai@suse.com>
Link: https://lore.kernel.org/r/20210505091928.22010-15-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/net/slip/slip.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'drivers/net/slip')

diff --git a/drivers/net/slip/slip.c b/drivers/net/slip/slip.c
index 4dda49e61745..938ac0ec0305 100644
--- a/drivers/net/slip/slip.c
+++ b/drivers/net/slip/slip.c
@@ -1263,6 +1263,7 @@ static int sl_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
 
 static struct tty_ldisc_ops sl_ldisc = {
 	.owner 		= THIS_MODULE,
+	.num		= N_SLIP,
 	.name 		= "slip",
 	.open 		= slip_open,
 	.close	 	= slip_close,
@@ -1298,7 +1299,7 @@ static int __init slip_init(void)
 		return -ENOMEM;
 
 	/* Fill in our line protocol discipline, and register it */
-	status = tty_register_ldisc(N_SLIP, &sl_ldisc);
+	status = tty_register_ldisc(&sl_ldisc);
 	if (status != 0) {
 		printk(KERN_ERR "SLIP: can't register line discipline (err = %d)\n", status);
 		kfree(slip_devs);
-- 
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