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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 <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: linux390@de.ibm.com
Cc: linux-s390@vger.kernel.org
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20210302062214.29627-19-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2021-03-02 07:21:49 +01:00 committed by Greg Kroah-Hartman
parent 51f62a311c
commit 56e9d0f95a
1 changed files with 0 additions and 4 deletions
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4
drivers/s390/char/con3215.c
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@ -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;