Input: mice - 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.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/drivers/input/mouse/hil_ptr.c b/drivers/input/mouse/hil_ptr.c
index 6c67aa4..449bf4d 100644
--- a/drivers/input/mouse/hil_ptr.c
+++ b/drivers/input/mouse/hil_ptr.c
@@ -378,7 +378,7 @@
 	ptr->dev->id.vendor	= PCI_VENDOR_ID_HP;
 	ptr->dev->id.product	= 0x0001; /* TODO: get from ptr->rsc */
 	ptr->dev->id.version	= 0x0100; /* TODO: get from ptr->rsc */
-	ptr->dev->cdev.dev	= &serio->dev;
+	ptr->dev->dev.parent	= &serio->dev;
 
 	input_register_device(ptr->dev);
 	printk(KERN_INFO "input: %s (%s), ID: %d\n",