Commit 864e880d authored by Al Viro's avatar Al Viro
Browse files

kill capinc_tty_ioctl() 



NULL ->ioctl() in tty_operations is treated as "returns -ENOIOCTLCMD"...

Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 77654350

drivers/isdn/capi/capi.c

+0 −7
Original line number Diff line number Diff line
@@ -1155,12 +1155,6 @@ static int capinc_tty_chars_in_buffer(struct tty_struct *tty) 
	return mp->outbytes;

}



static int capinc_tty_ioctl(struct tty_struct *tty,

			    unsigned int cmd, unsigned long arg)

{

	return -ENOIOCTLCMD;

}



static void capinc_tty_set_termios(struct tty_struct *tty, struct ktermios *old)

{

	pr_debug("capinc_tty_set_termios\n");
@@ -1236,7 +1230,6 @@ static const struct tty_operations capinc_ops = { 
	.flush_chars = capinc_tty_flush_chars,

	.write_room = capinc_tty_write_room,

	.chars_in_buffer = capinc_tty_chars_in_buffer,

	.ioctl = capinc_tty_ioctl,

	.set_termios = capinc_tty_set_termios,

	.throttle = capinc_tty_throttle,

	.unthrottle = capinc_tty_unthrottle,