tty: drop put_tty_driver

put_tty_driver() is an alias for tty_driver_kref_put(). There is no need
for two exported identical functions, therefore switch all users of
old put_tty_driver() to new tty_driver_kref_put() and remove the former
for good.

Cc: Richard Henderson <[email protected]>
Cc: Ivan Kokshaysky <[email protected]>
Cc: Matt Turner <[email protected]>
Cc: Geert Uytterhoeven <[email protected]>
Cc: Jeff Dike <[email protected]>
Cc: Richard Weinberger <[email protected]>
Cc: Anton Ivanov <[email protected]>
Cc: Chris Zankel <[email protected]>
Cc: Max Filippov <[email protected]>
Cc: Arnd Bergmann <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
Cc: Samuel Iglesias Gonsalvez <[email protected]>
Cc: Jens Taprogge <[email protected]>
Cc: Karsten Keil <[email protected]>
Cc: Scott Branden <[email protected]>
Cc: Ulf Hansson <[email protected]>
Cc: "David S. Miller" <[email protected]>
Cc: Jakub Kicinski <[email protected]>
Cc: Heiko Carstens <[email protected]>
Cc: Vasily Gorbik <[email protected]>
Cc: Christian Borntraeger <[email protected]>
Cc: David Lin <[email protected]>
Cc: Johan Hovold <[email protected]>
Cc: Alex Elder <[email protected]>
Cc: Jiri Slaby <[email protected]>
Cc: Laurentiu Tudor <[email protected]>
Cc: Jiri Kosina <[email protected]>
Cc: David Sterba <[email protected]>
Cc: Shawn Guo <[email protected]>
Cc: Sascha Hauer <[email protected]>
Cc: Pengutronix Kernel Team <[email protected]>
Cc: Fabio Estevam <[email protected]>
Cc: NXP Linux Team <[email protected]>
Cc: Oliver Neukum <[email protected]>
Cc: Felipe Balbi <[email protected]>
Cc: Mathias Nyman <[email protected]>
Cc: Marcel Holtmann <[email protected]>
Cc: Johan Hedberg <[email protected]>
Cc: Luiz Augusto von Dentz <[email protected]>
Acked-by: Alex Elder <[email protected]>
Acked-by: Christian Borntraeger <[email protected]>
Acked-by: Max Filippov <[email protected]>
Acked-by: David Sterba <[email protected]>
Acked-by: Samuel Iglesias Gonsálvez <[email protected]>
Signed-off-by: Jiri Slaby <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index c19b59583d9f..8bbd8e29e60d 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -2044,14 +2044,14 @@ static int __init acm_init(void)
 
 	retval = tty_register_driver(acm_tty_driver);
 	if (retval) {
-		put_tty_driver(acm_tty_driver);
+		tty_driver_kref_put(acm_tty_driver);
 		return retval;
 	}
 
 	retval = usb_register(&acm_driver);
 	if (retval) {
 		tty_unregister_driver(acm_tty_driver);
-		put_tty_driver(acm_tty_driver);
+		tty_driver_kref_put(acm_tty_driver);
 		return retval;
 	}
 
@@ -2064,7 +2064,7 @@ static void __exit acm_exit(void)
 {
 	usb_deregister(&acm_driver);
 	tty_unregister_driver(acm_tty_driver);
-	put_tty_driver(acm_tty_driver);
+	tty_driver_kref_put(acm_tty_driver);
 	idr_destroy(&acm_minors);
 }