From 56e9d0f95ad0118750b67af8fbf2920a6f930faf Mon Sep 17 00:00:00 2001 From: Jiri Slaby Date: Tue, 2 Mar 2021 07:21:49 +0100 Subject: [PATCH] tty: con3215, remove unneeded tty checks There is no need to check tty in these functions as it's always non-NULL. So remove the tests. Cc: Martin Schwidefsky Cc: Heiko Carstens Cc: linux390@de.ibm.com Cc: linux-s390@vger.kernel.org Signed-off-by: Jiri Slaby Link: https://lore.kernel.org/r/20210302062214.29627-19-jslaby@suse.cz Signed-off-by: Greg Kroah-Hartman --- drivers/s390/char/con3215.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c index 5923a1f..ae0dd9c 100644 --- a/drivers/s390/char/con3215.c +++ b/drivers/s390/char/con3215.c @@ -948,8 +948,6 @@ static int tty3215_write(struct tty_struct * tty, struct raw3215_info *raw; int i, written; - if (!tty) - return 0; raw = (struct raw3215_info *) tty->driver_data; written = count; while (count > 0) { @@ -975,8 +973,6 @@ static int tty3215_put_char(struct tty_struct *tty, unsigned char ch) { struct raw3215_info *raw; - if (!tty) - return 0; raw = (struct raw3215_info *) tty->driver_data; raw3215_putchar(raw, ch); return 1; -- 2.7.4