Input: ucb1x00 - do not access input_dev->private directly

Use input_get_drvdata() and input_set_drvdata() helpers to do that.
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Acked-by: Pavel Machek <pavel@ucw.cz>

drivers/mfd/ucb1x00-ts.c

@@ -292,7 +292,7 @@ static void ucb1x00_ts_irq(int idx, void *id)
 
 static int ucb1x00_ts_open(struct input_dev *idev)
 {
-	struct ucb1x00_ts *ts = idev->private;
+	struct ucb1x00_ts *ts = input_get_drvdata(idev);
 	int ret = 0;
 
 	BUG_ON(ts->rtask);
@@ -329,7 +329,7 @@ static int ucb1x00_ts_open(struct input_dev *idev)
  */
 static void ucb1x00_ts_close(struct input_dev *idev)
 {
-	struct ucb1x00_ts *ts = idev->private;
+	struct ucb1x00_ts *ts = input_get_drvdata(idev);
 
 	if (ts->rtask)
 		kthread_stop(ts->rtask);
@@ -381,7 +381,6 @@ static int ucb1x00_ts_add(struct ucb1x00_dev *dev)
 	ts->idev = idev;
 	ts->adcsync = adcsync ? UCB_SYNC : UCB_NOSYNC;
 
-	idev->private    = ts;
 	idev->name       = "Touchscreen panel";
 	idev->id.product = ts->ucb->id;
 	idev->open       = ucb1x00_ts_open;
@@ -392,6 +391,8 @@ static int ucb1x00_ts_add(struct ucb1x00_dev *dev)
 	__set_bit(ABS_Y, idev->absbit);
 	__set_bit(ABS_PRESSURE, idev->absbit);
 
+	input_set_drvdata(idev, ts);
+
 	err = input_register_device(idev);
 	if (err)
 		goto fail;