From c61ff9b51edb2c282124c45d4fae0645e137f145 Mon Sep 17 00:00:00 2001
From: Thomas Strobel <ts468@cam.ac.uk>
Date: Mon, 16 Feb 2015 20:19:44 +0100
Subject: [PATCH] Fix grubTarget on nodev installs

---
 nixos/modules/system/boot/loader/grub/grub.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nixos/modules/system/boot/loader/grub/grub.nix b/nixos/modules/system/boot/loader/grub/grub.nix
index fd6523c0ece..a166709d39a 100644
--- a/nixos/modules/system/boot/loader/grub/grub.nix
+++ b/nixos/modules/system/boot/loader/grub/grub.nix
@@ -34,7 +34,7 @@ let
       shell = "${pkgs.stdenv.shell}";
       fullVersion = (builtins.parseDrvName realGrub.name).version;
       grubEfi = f grubEfi;
-      grubTargetEfi = if cfg.efiSupport && (cfg.version == 2) then f grubEfi.grubTarget else "";
+      grubTargetEfi = if cfg.efiSupport && (cfg.version == 2) then f (grubEfi.grubTarget or "") else "";
       inherit (efi) efiSysMountPoint canTouchEfiVariables;
       inherit (cfg)
         version extraConfig extraPerEntryConfig extraEntries