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/tg3.c b/drivers/net/tg3.c
index eafabb2..d6e2a68 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -11819,7 +11819,7 @@
 
 static int __init tg3_init(void)
 {
-	return pci_module_init(&tg3_driver);
+	return pci_register_driver(&tg3_driver);
 }
 
 static void __exit tg3_cleanup(void)