e1000e: use resource_size_t, not unsigned long, for phys addrs

The use of unsigned long causes the driver to fail on 32-bit systems
which support 64-bit resources.

Signed-off-by: Becky Bruce <becky.bruce@freescale.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

drivers/net/e1000e/netdev.c

@@ -4201,8 +4201,8 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
 	struct e1000_adapter *adapter;
 	struct e1000_hw *hw;
 	const struct e1000_info *ei = e1000_info_tbl[ent->driver_data];
-	unsigned long mmio_start, mmio_len;
-	unsigned long flash_start, flash_len;
+	resource_size_t mmio_start, mmio_len;
+	resource_size_t flash_start, flash_len;
 
 	static int cards_found;
 	int i, err, pci_using_dac;