Input: maplecontrol - drop unnecessary call to input_set_drvdata

Since there is no call to dev_get_drvdata() or input_get_drvdata(),
the call to input_set_drvdata() is unnecessary and can be dropped.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

drivers/input/joystick/maplecontrol.c

@@ -139,7 +139,6 @@ static int probe_maple_controller(struct device *dev)
 	idev->dev.parent = &mdev->dev;
 	idev->name = mdev->product_name;
 	idev->id.bustype = BUS_HOST;
-	input_set_drvdata(idev, pad);
 
 	error = input_register_device(idev);
 	if (error)