TTY: switch tty_schedule_flip

Now, we start converting tty buffer functions to actually use
tty_port. This will allow us to get rid of the need of tty in many
call sites. Only tty_port will needed and hence no more
tty_port_tty_get in those paths.

This is the last one: tty_schedule_flip

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/s390/char/keyboard.h b/drivers/s390/char/keyboard.h
index acab28d..a31f339 100644
--- a/drivers/s390/char/keyboard.h
+++ b/drivers/s390/char/keyboard.h
@@ -43,22 +43,14 @@
 static inline void
 kbd_put_queue(struct tty_port *port, int ch)
 {
-	struct tty_struct *tty = tty_port_tty_get(port);
-	if (!tty)
-		return;
 	tty_insert_flip_char(port, ch, 0);
-	tty_schedule_flip(tty);
-	tty_kref_put(tty);
+	tty_schedule_flip(port);
 }
 
 static inline void
 kbd_puts_queue(struct tty_port *port, char *cp)
 {
-	struct tty_struct *tty = tty_port_tty_get(port);
-	if (!tty)
-		return;
 	while (*cp)
 		tty_insert_flip_char(port, *cp++, 0);
-	tty_schedule_flip(tty);
-	tty_kref_put(tty);
+	tty_schedule_flip(port);
 }