From 616a7fe23791dafcffda580757dd463576290619 Mon Sep 17 00:00:00 2001
From: Jan Malakhovski <oxij@oxij.org>
Date: Fri, 15 Sep 2017 21:07:33 +0000
Subject: [PATCH] linuxPackages: hardened-config: disable
 `BUG_ON_DATA_CORRUPTION` for older kernels

They don't support it.
---
 pkgs/os-specific/linux/kernel/hardened-config.nix | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pkgs/os-specific/linux/kernel/hardened-config.nix b/pkgs/os-specific/linux/kernel/hardened-config.nix
index 7f1fb98789d..a8bbf4eba15 100644
--- a/pkgs/os-specific/linux/kernel/hardened-config.nix
+++ b/pkgs/os-specific/linux/kernel/hardened-config.nix
@@ -18,6 +18,10 @@ assert (versionAtLeast version "4.9");
 # Report BUG() conditions and kill the offending process.
 BUG y
 
+${optionalString (versionAtLeast version "4.10") ''
+  BUG_ON_DATA_CORRUPTION y
+''}
+
 ${optionalString (stdenv.system == "x86_64-linux") ''
   DEFAULT_MMAP_MIN_ADDR 65536 # Prevent allocation of first 64K of memory
 
@@ -66,7 +70,6 @@ DEBUG_NOTIFIERS y
 DEBUG_LIST y
 DEBUG_SG y
 SCHED_STACK_END_CHECK y
-BUG_ON_DATA_CORRUPTION y
 
 ${optionalString (versionAtLeast version "4.13") ''
   REFCOUNT_FULL y