From 1f20b3208b35d9b3dbde11193fbe7ebd93b0bdf3 Mon Sep 17 00:00:00 2001
From: Simon Wilkinson <sxw@inf.ed.ac.uk>
Date: Sat, 4 Apr 2009 17:44:15 +0000
Subject: [PATCH] STABLE14-linux-key-alloc-no-pointer-arith-20090404

LICENSE IPL10

make the key_alloc configure test work


(cherry picked from commit 4ecaeaac97a48c36df3866f1f71eb8a95c8f6e51)
---
 src/cf/linux-test4.m4 | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/cf/linux-test4.m4 b/src/cf/linux-test4.m4
index b8093a1b9..e7b91dcdc 100644
--- a/src/cf/linux-test4.m4
+++ b/src/cf/linux-test4.m4
@@ -773,7 +773,7 @@ AC_DEFUN([LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK], [
   AC_MSG_CHECKING([if key_alloc() takes a struct task *])
   AC_CACHE_VAL([ac_cv_key_alloc_needs_struct_task], [
     save_CPPFLAGS="$CPPFLAGS"
-    CPPFLAGS="$CPPFLAGS -Werror"
+    CPPFLAGS="$CPPFLAGS -Werror -Wno-pointer-arith"
     AC_TRY_KBUILD(
 [#include <linux/rwsem.h>
 #include <linux/key.h>
@@ -792,7 +792,7 @@ AC_DEFUN([LINUX_KEY_ALLOC_NEEDS_CRED], [
   AC_MSG_CHECKING([if key_alloc() takes credentials])
   AC_CACHE_VAL([ac_cv_key_alloc_needs_cred], [
     save_CPPFLAGS="$CPPFLAGS"
-    CPPFLAGS="$CPPFLAGS -Werror"
+    CPPFLAGS="$CPPFLAGS -Werror -Wno-pointer-arith"
     AC_TRY_KBUILD(
 [#include <linux/rwsem.h>
 #include <linux/key.h>
-- 
2.39.5