kbuild: move hdr-inst shorthand to top Makefile

Now that hdr-inst is used only in the top Makefile, move it there
from scripts/Kbuild.include.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 507ce2c92065..e124a3e73bfe 100644
--- a/Makefile
+++ b/Makefile
@@ -1190,6 +1190,8 @@ headers_install: headers
 
 PHONY += archheaders archscripts
 
+hdr-inst := -f $(srctree)/scripts/Makefile.headersinst obj
+
 PHONY += headers
 headers: $(version_h) scripts_unifdef uapi-asm-generic archheaders archscripts
         $(if $(wildcard $(srctree)/arch/$(SRCARCH)/include/uapi/asm/Kbuild),, \