PCI: PCIe portdrv: Simplily probe callback of service drivers

The second argument of the ->probe() callback in
struct pcie_port_service_driver is unnecessary and never used.
Remove it.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
diff --git a/include/linux/pcieport_if.h b/include/linux/pcieport_if.h
index 8e1ae1f..59e90b8 100644
--- a/include/linux/pcieport_if.h
+++ b/include/linux/pcieport_if.h
@@ -56,8 +56,7 @@
 
 struct pcie_port_service_driver {
 	const char *name;
-	int (*probe) (struct pcie_device *dev, 
-		const struct pcie_port_service_id *id);
+	int (*probe) (struct pcie_device *dev);
 	void (*remove) (struct pcie_device *dev);
 	int (*suspend) (struct pcie_device *dev, pm_message_t state);
 	int (*resume) (struct pcie_device *dev);