ia64: fix sn to add include files using EXTRA_CFLAGS

Changing the global CPPFLAGS is not the recommended way
to add additional include dirs.
Changed to use EXTRA_CFLAGS.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Acked-by: Jes Sorensen <jes@sgi.com>

2 files changed, 2 insertions, 2 deletions

diff --git a/arch/ia64/sn/kernel/Makefile b/arch/ia64/sn/kernel/Makefile
index 0a59371d3475..688a3c27e0f6 100644
--- a/arch/ia64/sn/kernel/Makefile
+++ b/arch/ia64/sn/kernel/Makefile
@@ -7,7 +7,7 @@
 # Copyright (C) 1999,2001-2006 Silicon Graphics, Inc.  All Rights Reserved.
 #
 
-CPPFLAGS += -I$(srctree)/arch/ia64/sn/include
+EXTRA_CFLAGS += -Iarch/ia64/sn/include
 
 obj-y                           += setup.o bte.o bte_error.o irq.o mca.o idle.o \
                                    huberror.o io_acpi_init.o io_common.o \
diff --git a/arch/ia64/sn/kernel/sn2/Makefile b/arch/ia64/sn/kernel/sn2/Makefile
index 99e177693234..08e6565dc908 100644
--- a/arch/ia64/sn/kernel/sn2/Makefile
+++ b/arch/ia64/sn/kernel/sn2/Makefile
@@ -9,7 +9,7 @@
 # sn2 specific kernel files
 #
 
-CPPFLAGS += -I$(srctree)/arch/ia64/sn/include
+EXTRA_CFLAGS += -Iarch/ia64/sn/include
 
 obj-y += cache.o io.o ptc_deadlock.o sn2_smp.o sn_proc_fs.o \
          prominfo_proc.o timer.o timer_interrupt.o sn_hwperf.o