From 4ca9b43f124efcce2c76d9a5a8cffeec0d821d87 Mon Sep 17 00:00:00 2001
From: Will Dietz <w@wdtz.org>
Date: Thu, 18 Jan 2018 10:46:46 -0600
Subject: [PATCH] perf: fix cross evaluation

---
 pkgs/os-specific/linux/kernel/perf.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/os-specific/linux/kernel/perf.nix b/pkgs/os-specific/linux/kernel/perf.nix
index 0194099742f..e3dbba0e76e 100644
--- a/pkgs/os-specific/linux/kernel/perf.nix
+++ b/pkgs/os-specific/linux/kernel/perf.nix
@@ -41,7 +41,7 @@ stdenv.mkDerivation {
 
   makeFlags = if stdenv.hostPlatform == stdenv.buildPlatform
     then null
-    else "CROSS_COMPILE=${stdenv.cc.prefix}";
+    else "CROSS_COMPILE=${stdenv.cc.targetPrefix}";
 
   installFlags = "install install-man ASCIIDOC8=1";