Commit 7b475d59 authored by Heiko Carstens's avatar Heiko Carstens Committed by Martin Schwidefsky
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[S390] con3215: remove empty ioctl function 



...instead of adding a compat ioctl function which would do nothing
as well.

Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent f8b06859

drivers/s390/char/con3215.c

+0 −17
Original line number Diff line number Diff line
@@ -1036,22 +1036,6 @@ static void tty3215_flush_buffer(struct tty_struct *tty) 
	tty_wakeup(tty);

}



/*

 * Currently we don't have any io controls for 3215 ttys

 */

static int tty3215_ioctl(struct tty_struct *tty, struct file * file,

			 unsigned int cmd, unsigned long arg)

{

	if (tty->flags & (1 << TTY_IO_ERROR))

		return -EIO;



	switch (cmd) {

	default:

		return -ENOIOCTLCMD;

	}

	return 0;

}



/*

 * Disable reading from a 3215 tty

 */
@@ -1117,7 +1101,6 @@ static const struct tty_operations tty3215_ops = { 
	.write_room = tty3215_write_room,

	.chars_in_buffer = tty3215_chars_in_buffer,

	.flush_buffer = tty3215_flush_buffer,

	.ioctl = tty3215_ioctl,

	.throttle = tty3215_throttle,

	.unthrottle = tty3215_unthrottle,

	.stop = tty3215_stop,