Commit b468e688 authored by Jiri Slaby's avatar Jiri Slaby Committed by Greg Kroah-Hartman
Browse files

tty: remove flags from struct tty_ldisc_ops 



The last user was apparently removed by commit a352def2 (tty: Ldisc
revamp) in 2008. So remove the field completely, the only setter
(n_tty_inherit_ops) and also its only possible value
(LDISC_FLAG_DEFINED).

Signed-off-by: default avatarJiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20210914091134.17426-2-jslaby@suse.cz


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 4586c5fc

drivers/tty/n_tty.c

+0 −1
Original line number Diff line number Diff line
@@ -2450,7 +2450,6 @@ void n_tty_inherit_ops(struct tty_ldisc_ops *ops) 
{

	*ops = n_tty_ops;

	ops->owner = NULL;

	ops->flags = 0;

}

EXPORT_SYMBOL_GPL(n_tty_inherit_ops);

include/linux/tty_ldisc.h

+0 −3
Original line number Diff line number Diff line
@@ -180,7 +180,6 @@ extern int ldsem_down_write_nested(struct ld_semaphore *sem, int subclass, 
struct tty_ldisc_ops {

	char	*name;

	int	num;

	int	flags;



	/*

	 * The following routines are called from above.
@@ -220,8 +219,6 @@ struct tty_ldisc { 
	struct tty_struct *tty;

};



#define LDISC_FLAG_DEFINED	0x00000001



#define MODULE_ALIAS_LDISC(ldisc) \

	MODULE_ALIAS("tty-ldisc-" __stringify(ldisc))