USB: Onetouch - switch to using input_dev->dev.parent

In preparation for struct class_device -> struct device input
core conversion, switch to using input_dev->dev.parent when
specifying device position in sysfs tree.

Also, do not access input_dev->private directly, use helpers.
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Matthew Dharm <mdharm-usb@one-eyed-alien.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/storage/onetouch.c

@@ -84,7 +84,7 @@ static void usb_onetouch_irq(struct urb *urb)
 
 static int usb_onetouch_open(struct input_dev *dev)
 {
-	struct usb_onetouch *onetouch = dev->private;
+	struct usb_onetouch *onetouch = input_get_drvdata(dev);
 
 	onetouch->is_open = 1;
 	onetouch->irq->dev = onetouch->udev;
@@ -98,7 +98,7 @@ static int usb_onetouch_open(struct input_dev *dev)
 
 static void usb_onetouch_close(struct input_dev *dev)
 {
-	struct usb_onetouch *onetouch = dev->private;
+	struct usb_onetouch *onetouch = input_get_drvdata(dev);
 
 	usb_kill_urb(onetouch->irq);
 	onetouch->is_open = 0;
@@ -185,13 +185,14 @@ int onetouch_connect_input(struct us_data *ss)
 	input_dev->name = onetouch->name;
 	input_dev->phys = onetouch->phys;
 	usb_to_input_id(udev, &input_dev->id);
-	input_dev->cdev.dev = &udev->dev;
+	input_dev->dev.parent = &udev->dev;
 
 	set_bit(EV_KEY, input_dev->evbit);
 	set_bit(ONETOUCH_BUTTON, input_dev->keybit);
 	clear_bit(0, input_dev->keybit);
 
-	input_dev->private = onetouch;
+	input_set_drvdata(input_dev, onetouch);
+
 	input_dev->open = usb_onetouch_open;
 	input_dev->close = usb_onetouch_close;