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isdn: capi, remove optional tty ops 

break_ctl and set_ldisc are optional tty_operations hooks. Given capi
does nothing useful in them, just remove these.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Karsten Keil <isdn@linux-pingi.de>
Cc: netdev@vger.kernel.org
Link: https://lore.kernel.org/r/20210505091928.22010-33-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2021-05-05 11:19:25 +02:00 committed by Greg Kroah-Hartman
parent 4da872befc
commit 3e679e1da5
1 changed files with 0 additions and 13 deletions
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13
drivers/isdn/capi/capi.c
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@ -1238,17 +1238,6 @@ static void capinc_tty_hangup(struct tty_struct *tty)
tty_port_hangup(&mp->port);
}
static int capinc_tty_break_ctl(struct tty_struct *tty, int state)
{
pr_debug("capinc_tty_break_ctl(%d)\n", state);
return 0;
}
static void capinc_tty_set_ldisc(struct tty_struct *tty)
{
pr_debug("capinc_tty_set_ldisc\n");
}
static void capinc_tty_send_xchar(struct tty_struct *tty, char ch)
{
pr_debug("capinc_tty_send_xchar(%d)\n", ch);
@ -1267,8 +1256,6 @@ static const struct tty_operations capinc_ops = {
.stop = capinc_tty_stop,
.start = capinc_tty_start,
.hangup = capinc_tty_hangup,
.break_ctl = capinc_tty_break_ctl,
.set_ldisc = capinc_tty_set_ldisc,
.send_xchar = capinc_tty_send_xchar,
.install = capinc_tty_install,
.cleanup = capinc_tty_cleanup,