return 0;
 }
 
+static char EEEPC_RFKILL_NODE_1[] = "\\_SB.PCI0.P0P5";
+static char EEEPC_RFKILL_NODE_2[] = "\\_SB.PCI0.P0P6";
+static char EEEPC_RFKILL_NODE_3[] = "\\_SB.PCI0.P0P7";
+
 static void eeepc_rfkill_exit(struct eeepc_laptop *eeepc)
 {
-       eeepc_unregister_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P5");
-       eeepc_unregister_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P6");
-       eeepc_unregister_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P7");
+       eeepc_unregister_rfkill_notifier(eeepc, EEEPC_RFKILL_NODE_1);
+       eeepc_unregister_rfkill_notifier(eeepc, EEEPC_RFKILL_NODE_2);
+       eeepc_unregister_rfkill_notifier(eeepc, EEEPC_RFKILL_NODE_3);
        if (eeepc->wlan_rfkill) {
                rfkill_unregister(eeepc->wlan_rfkill);
                rfkill_destroy(eeepc->wlan_rfkill);
        if (result == -EBUSY)
                result = 0;
 
-       eeepc_register_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P5");
-       eeepc_register_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P6");
-       eeepc_register_rfkill_notifier(eeepc, "\\_SB.PCI0.P0P7");
+       eeepc_register_rfkill_notifier(eeepc, EEEPC_RFKILL_NODE_1);
+       eeepc_register_rfkill_notifier(eeepc, EEEPC_RFKILL_NODE_2);
+       eeepc_register_rfkill_notifier(eeepc, EEEPC_RFKILL_NODE_3);
 
 exit:
        if (result && result != -ENODEV)
 
        /* Refresh both wlan rfkill state and pci hotplug */
        if (eeepc->wlan_rfkill) {
-               eeepc_rfkill_hotplug_update(eeepc, "\\_SB.PCI0.P0P5");
-               eeepc_rfkill_hotplug_update(eeepc, "\\_SB.PCI0.P0P6");
-               eeepc_rfkill_hotplug_update(eeepc, "\\_SB.PCI0.P0P7");
+               eeepc_rfkill_hotplug_update(eeepc, EEEPC_RFKILL_NODE_1);
+               eeepc_rfkill_hotplug_update(eeepc, EEEPC_RFKILL_NODE_2);
+               eeepc_rfkill_hotplug_update(eeepc, EEEPC_RFKILL_NODE_3);
        }
 
        if (eeepc->bluetooth_rfkill)