serport: place serport serio device correctly in the device tree

Make serport serio device to be a child of corresponding tty device
instead of just hanging at /sys/devices/serioX.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Acked-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/input/serio/serport.c b/drivers/input/serio/serport.c
index 6d345112bcb7..6e362de3f412 100644
--- a/drivers/input/serio/serport.c
+++ b/drivers/input/serio/serport.c
@@ -165,6 +165,7 @@ static ssize_t serport_ldisc_read(struct tty_struct * tty, struct file * file, u
         serio->open = serport_serio_open;
         serio->close = serport_serio_close;
         serio->port_data = serport;
+        serio->dev.parent = tty->dev;
 
         serio_register_port(serport->serio);
         printk(KERN_INFO "serio: Serial port %s\n", tty_name(tty, name));