drivers/net: Remove deprecated use of pci_module_init()

From: Michal Piotrowski <michal.k.k.piotrowski@gmail.com>

Signed-off-by: Michal Piotrowski <michal.k.k.piotrowski@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/natsemi.c b/drivers/net/natsemi.c
index db0475a..9510030 100644
--- a/drivers/net/natsemi.c
+++ b/drivers/net/natsemi.c
@@ -3246,7 +3246,7 @@
 	printk(version);
 #endif
 
-	return pci_module_init (&natsemi_driver);
+	return pci_register_driver(&natsemi_driver);
 }
 
 static void __exit natsemi_exit_mod (void)