[TTY]: Use tty_mode_ioctl() in network drivers.

We conciously make a change here - we permit mode and speed setting to
be done in things like SLIP mode. There isn't actually a technical
reason to disallow this. It's usually a silly thing to do but we can
do it and soemone might wish to do so.

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 5 deletions

diff --git a/drivers/net/wan/x25_asy.c b/drivers/net/wan/x25_asy.c
index c48b1cc63fd5..1e89d4de1bb7 100644
--- a/drivers/net/wan/x25_asy.c
+++ b/drivers/net/wan/x25_asy.c
@@ -719,12 +719,8 @@ static int x25_asy_ioctl(struct tty_struct *tty, struct file *file,
                 return 0;
         case SIOCSIFHWADDR:
                 return -EINVAL;
-        /* Allow stty to read, but not set, the serial port */
-        case TCGETS:
-        case TCGETA:
-                return n_tty_ioctl(tty, file, cmd, arg);
         default:
-                return -ENOIOCTLCMD;
+                return tty_mode_ioctl(tty, file, cmd, arg);
         }
 }