From 408b8b5725c3e6fff75aef772da248d3e95ff414 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Wed, 30 Oct 2013 17:37:45 +0100
Subject: Add lots of missing option types

---
 nixos/modules/tasks/cpu-freq.nix | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'nixos/modules/tasks')

diff --git a/nixos/modules/tasks/cpu-freq.nix b/nixos/modules/tasks/cpu-freq.nix
index 8f441aa134d4..ce36a8bab096 100644
--- a/nixos/modules/tasks/cpu-freq.nix
+++ b/nixos/modules/tasks/cpu-freq.nix
@@ -8,9 +8,9 @@ with pkgs.lib;
   options = {
 
     powerManagement.cpuFreqGovernor = mkOption {
-      default = "";
+      type = types.nullOr types.str;
+      default = null;
       example = "ondemand";
-      type = types.str;
       description = ''
         Configure the governor used to regulate the frequence of the
         available CPUs. By default, the kernel configures the
@@ -23,7 +23,7 @@ with pkgs.lib;
 
   ###### implementation
 
-  config = mkIf (config.powerManagement.cpuFreqGovernor != "") {
+  config = mkIf (config.powerManagement.cpuFreqGovernor != null) {
 
     environment.systemPackages = [ pkgs.cpufrequtils ];
 
-- 
cgit 1.4.1