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authorJiri Slaby <jslaby@suse.cz>2021-05-05 11:19:07 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-05-13 16:57:16 +0200
commitfbadf70a8053b3dce78a45997ae55651693a2a81 (patch)
tree9e423759f5e1d80136f0c7e70d583a5723ea54f5 /drivers/net
parenttty: cumulate and document tty_struct::ctrl* members (diff)
downloadlinux-dev-fbadf70a8053b3dce78a45997ae55651693a2a81.tar.xz
linux-dev-fbadf70a8053b3dce78a45997ae55651693a2a81.zip
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>
Diffstat (limited to '')
-rw-r--r--drivers/net/caif/caif_serial.c3
-rw-r--r--drivers/net/can/slcan.c3
-rw-r--r--drivers/net/hamradio/6pack.c4
-rw-r--r--drivers/net/hamradio/mkiss.c3
-rw-r--r--drivers/net/ppp/ppp_async.c3
-rw-r--r--drivers/net/ppp/ppp_synctty.c3
-rw-r--r--drivers/net/slip/slip.c3
7 files changed, 15 insertions, 7 deletions
diff --git a/drivers/net/caif/caif_serial.c b/drivers/net/caif/caif_serial.c
index b0566588ce33..2407a0f6656d 100644
--- a/drivers/net/caif/caif_serial.c
+++ b/drivers/net/caif/caif_serial.c
@@ -382,6 +382,7 @@ static void ldisc_close(struct tty_struct *tty)
/* The line discipline structure. */
static struct tty_ldisc_ops caif_ldisc = {
.owner = THIS_MODULE,
+ .num = N_CAIF,
.name = "n_caif",
.open = ldisc_open,
.close = ldisc_close,
@@ -431,7 +432,7 @@ static int __init caif_ser_init(void)
{
int ret;
- ret = tty_register_ldisc(N_CAIF, &caif_ldisc);
+ ret = tty_register_ldisc(&caif_ldisc);
if (ret < 0)
pr_err("cannot register CAIF ldisc=%d err=%d\n", N_CAIF, ret);
diff --git a/drivers/net/can/slcan.c b/drivers/net/can/slcan.c
index 7dc3e79cb5c4..e3f528c82242 100644
--- a/drivers/net/can/slcan.c
+++ b/drivers/net/can/slcan.c
@@ -698,6 +698,7 @@ static int slcan_ioctl(struct tty_struct *tty, struct file *file,
static struct tty_ldisc_ops slc_ldisc = {
.owner = THIS_MODULE,
+ .num = N_SLCAN,
.name = "slcan",
.open = slcan_open,
.close = slcan_close,
@@ -722,7 +723,7 @@ static int __init slcan_init(void)
return -ENOMEM;
/* Fill in our line protocol discipline, and register it */
- status = tty_register_ldisc(N_SLCAN, &slc_ldisc);
+ status = tty_register_ldisc(&slc_ldisc);
if (status) {
printk(KERN_ERR "slcan: can't register line discipline\n");
kfree(slcan_devs);
diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c
index c0a80f04dd8e..4db1d3c4d771 100644
--- a/drivers/net/hamradio/6pack.c
+++ b/drivers/net/hamradio/6pack.c
@@ -744,6 +744,7 @@ static int sixpack_ioctl(struct tty_struct *tty, struct file *file,
static struct tty_ldisc_ops sp_ldisc = {
.owner = THIS_MODULE,
+ .num = N_6PACK,
.name = "6pack",
.open = sixpack_open,
.close = sixpack_close,
@@ -766,7 +767,8 @@ static int __init sixpack_init_driver(void)
printk(msg_banner);
/* Register the provided line protocol discipline */
- if ((status = tty_register_ldisc(N_6PACK, &sp_ldisc)) != 0)
+ status = tty_register_ldisc(&sp_ldisc);
+ if (status)
printk(msg_regfail, status);
return status;
diff --git a/drivers/net/hamradio/mkiss.c b/drivers/net/hamradio/mkiss.c
index fc05ded48178..1eb87a5a9394 100644
--- a/drivers/net/hamradio/mkiss.c
+++ b/drivers/net/hamradio/mkiss.c
@@ -933,6 +933,7 @@ out:
static struct tty_ldisc_ops ax_ldisc = {
.owner = THIS_MODULE,
+ .num = N_AX25,
.name = "mkiss",
.open = mkiss_open,
.close = mkiss_close,
@@ -952,7 +953,7 @@ static int __init mkiss_init_driver(void)
printk(banner);
- status = tty_register_ldisc(N_AX25, &ax_ldisc);
+ status = tty_register_ldisc(&ax_ldisc);
if (status != 0)
printk(msg_regfail, status);
diff --git a/drivers/net/ppp/ppp_async.c b/drivers/net/ppp/ppp_async.c
index 9f08bd19551f..4bfb66c40c86 100644
--- a/drivers/net/ppp/ppp_async.c
+++ b/drivers/net/ppp/ppp_async.c
@@ -372,6 +372,7 @@ ppp_asynctty_wakeup(struct tty_struct *tty)
static struct tty_ldisc_ops ppp_ldisc = {
.owner = THIS_MODULE,
+ .num = N_PPP,
.name = "ppp",
.open = ppp_asynctty_open,
.close = ppp_asynctty_close,
@@ -389,7 +390,7 @@ ppp_async_init(void)
{
int err;
- err = tty_register_ldisc(N_PPP, &ppp_ldisc);
+ err = tty_register_ldisc(&ppp_ldisc);
if (err != 0)
printk(KERN_ERR "PPP_async: error %d registering line disc.\n",
err);
diff --git a/drivers/net/ppp/ppp_synctty.c b/drivers/net/ppp/ppp_synctty.c
index c82c4e6df4cb..0942d3ee48e0 100644
--- a/drivers/net/ppp/ppp_synctty.c
+++ b/drivers/net/ppp/ppp_synctty.c
@@ -365,6 +365,7 @@ ppp_sync_wakeup(struct tty_struct *tty)
static struct tty_ldisc_ops ppp_sync_ldisc = {
.owner = THIS_MODULE,
+ .num = N_SYNC_PPP,
.name = "pppsync",
.open = ppp_sync_open,
.close = ppp_sync_close,
@@ -382,7 +383,7 @@ ppp_sync_init(void)
{
int err;
- err = tty_register_ldisc(N_SYNC_PPP, &ppp_sync_ldisc);
+ err = tty_register_ldisc(&ppp_sync_ldisc);
if (err != 0)
printk(KERN_ERR "PPP_sync: error %d registering line disc.\n",
err);
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);