linux-kernel - [PATCH 12/13] tty: remove tty_driver

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Message-Id: <20210408125134.3016837-13-gregkh@linuxfoundation.org>
Date:   Thu,  8 Apr 2021 14:51:33 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>
Subject: [PATCH 12/13] tty: remove tty_driver_name()

No one uses it, so remove it, it is dead code.

Cc: Jiri Slaby <jirislaby@...nel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/tty/tty_io.c | 7 -------
 include/linux/tty.h  | 1 -
 2 files changed, 8 deletions(-)

diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index aa959f3371b1..5089104cafda 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -251,13 +251,6 @@ const char *tty_name(const struct tty_struct *tty)
 
 EXPORT_SYMBOL(tty_name);
 
-const char *tty_driver_name(const struct tty_struct *tty)
-{
-	if (!tty || !tty->driver)
-		return "";
-	return tty->driver->name;
-}
-
 static int tty_paranoia_check(struct tty_struct *tty, struct inode *inode,
 			      const char *routine)
 {
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 777887d8bd6d..143f393dca3b 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -430,7 +430,6 @@ static inline struct tty_struct *tty_kref_get(struct tty_struct *tty)
 	return tty;
 }
 
-extern const char *tty_driver_name(const struct tty_struct *tty);
 extern void tty_wait_until_sent(struct tty_struct *tty, long timeout);
 extern int __tty_check_change(struct tty_struct *tty, int sig);
 extern int tty_check_change(struct tty_struct *tty);
-- 
2.31.1