diff options
| author | Jiri Slaby <jslaby@suse.cz> | 2021-05-05 12:19:12 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-05-13 17:57:17 +0300 |
| commit | f6f19595a7efdaa0c196d7fa2b343b5588f94470 (patch) | |
| tree | ee75c99d5038640ca662eb4b1451b857e659b548 | |
| parent | 357a6a875f1c4772f2102639bf19619780889f31 (diff) | |
| download | linux-f6f19595a7efdaa0c196d7fa2b343b5588f94470.tar.xz | |
tty: return void from tty_unregister_ldisc
Now that noone checks the return value of tty_unregister_ldisc, make the
function return 'void'.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20210505091928.22010-20-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/tty/tty_ldisc.c | 4 | ||||
| -rw-r--r-- | include/linux/tty.h | 2 |
2 files changed, 2 insertions, 4 deletions
diff --git a/drivers/tty/tty_ldisc.c b/drivers/tty/tty_ldisc.c index 98e8316fd28a..8edd73ab9148 100644 --- a/drivers/tty/tty_ldisc.c +++ b/drivers/tty/tty_ldisc.c @@ -86,15 +86,13 @@ EXPORT_SYMBOL(tty_register_ldisc); * takes tty_ldiscs_lock to guard against ldisc races */ -int tty_unregister_ldisc(struct tty_ldisc_ops *ldisc) +void tty_unregister_ldisc(struct tty_ldisc_ops *ldisc) { unsigned long flags; raw_spin_lock_irqsave(&tty_ldiscs_lock, flags); tty_ldiscs[ldisc->num] = NULL; raw_spin_unlock_irqrestore(&tty_ldiscs_lock, flags); - - return 0; } EXPORT_SYMBOL(tty_unregister_ldisc); diff --git a/include/linux/tty.h b/include/linux/tty.h index 6a72d0ff6391..e18a4f1ac39d 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -637,7 +637,7 @@ static inline int tty_port_users(struct tty_port *port) } extern int tty_register_ldisc(struct tty_ldisc_ops *new_ldisc); -extern int tty_unregister_ldisc(struct tty_ldisc_ops *ldisc); +extern void tty_unregister_ldisc(struct tty_ldisc_ops *ldisc); extern int tty_set_ldisc(struct tty_struct *tty, int disc); extern int tty_ldisc_receive_buf(struct tty_ldisc *ld, const unsigned char *p, const char *f, int count); |