LINARO: Use KBUILD_SCRIPTROOT to cross build scripts

Signed-off-by: John Rigby <john.rigby@linaro.org>
Signed-off-by: Sebastien Jan <s-jan@ti.com>
Signed-off-by: Paolo Pisati <paolo.pisati@canonical.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/debian/rules.d/2-binary-arch.mk b/debian/rules.d/2-binary-arch.mk
index 9cae834c79a..fded5c144be 100644
--- a/debian/rules.d/2-binary-arch.mk
+++ b/debian/rules.d/2-binary-arch.mk
@@ -10,6 +10,8 @@ build_cd =
 build_O  = O=$(builddir)/build-$*
 endif
 
+kbsr      = $(builddir)/build-$*
+
 $(stampdir)/stamp-prepare-%: config-prepare-check-%
         @touch $@
 $(stampdir)/stamp-prepare-tree-%: target_flavour = $*
@@ -178,7 +180,7 @@ endif
                 sed -e 's/.*CONFIG_DEBUG_INFO=.*/# CONFIG_DEBUG_INFO is not set/g' > \
                 $(hdrdir)/.config
         chmod 644 $(hdrdir)/.config
-        $(kmake) O=$(hdrdir) -j1 silentoldconfig prepare scripts
+        $(kmake) HOSTCC=$(CROSS_COMPILE)gcc KBUILD_SCRIPTROOT=$(kbsr) O=$(hdrdir) -j1 silentoldconfig prepare scripts
         # We'll symlink this stuff
         rm -f $(hdrdir)/Makefile
         rm -rf $(hdrdir)/include2