linuxHeaders: Drop usage of kernelHeadersBaseConfig

It's not actually needed, and AFAICT has never been. Or at least
Buildroot can build kernel headers as old as 3.2 without running the
config phase.

While at it, set ARCH unconditionally.

1 files changed, 1 insertions, 10 deletions

diff --git a/pkgs/os-specific/linux/kernel-headers/default.nix b/pkgs/os-specific/linux/kernel-headers/default.nix
index 36aeb71264f..b95013ab26d 100644
--- a/pkgs/os-specific/linux/kernel-headers/default.nix
+++ b/pkgs/os-specific/linux/kernel-headers/default.nix
@@ -5,10 +5,7 @@
 
 assert hostPlatform.isLinux;
 
-with hostPlatform.platform.kernelHeadersBaseConfig;
-
 let
-  inherit (hostPlatform.platform) kernelHeadersBaseConfig;
   common = { version, sha256, patches ? null }: stdenvNoCC.mkDerivation {
     name = "linux-headers-${version}";
 
@@ -17,9 +14,7 @@ let
       inherit sha256;
     };
 
-    targetConfig = if hostPlatform != buildPlatform then hostPlatform.config else null;
-
-    platform = hostPlatform.platform.kernelArch;
+    ARCH = hostPlatform.platform.kernelArch;
 
     # It may look odd that we use `stdenvNoCC`, and yet explicit depend on a cc.
     # We do this so we have a build->build, not build->host, C compiler.
@@ -33,10 +28,6 @@ let
     inherit patches;
 
     buildPhase = ''
-      if test -n "$targetConfig"; then
-         export ARCH=$platform
-      fi
-      make ${kernelHeadersBaseConfig} SHELL=bash
       make mrproper headers_check SHELL=bash
     '';