drivers/net/e1000.c: missing terminator for supported devices

Signed-off-by: Stefan Althoefer <stefan.althoefer@web.de>

drivers/net/e1000.c

@@ -82,6 +82,7 @@ static struct pci_device_id supported[] = {
 	{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82540EM_LOM},
 	{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82541ER},
 	{PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82541GI_LF},
+	{}
 };
 
 /* Function forward declarations */