kbuild: pkg: use -f $(srctree)/Makefile to recurse to top Makefile

'$(MAKE) KBUILD_SRC=' changes the working directory back and forth
between objtree and srctree.

It is better to recurse to the top-level Makefile directly.

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

1 files changed, 4 insertions, 2 deletions

diff --git a/scripts/package/mkdebian b/scripts/package/mkdebian
index edcad61fe3cd..f030961c5165 100755
--- a/scripts/package/mkdebian
+++ b/scripts/package/mkdebian
@@ -205,13 +205,15 @@ EOF
 cat <<EOF > debian/rules
 #!$(command -v $MAKE) -f
 
+srctree ?= .
+
 build:
         \$(MAKE) KERNELRELEASE=${version} ARCH=${ARCH} \
-        KBUILD_BUILD_VERSION=${revision} KBUILD_SRC=
+        KBUILD_BUILD_VERSION=${revision} -f \$(srctree)/Makefile
 
 binary-arch:
         \$(MAKE) KERNELRELEASE=${version} ARCH=${ARCH} \
-        KBUILD_BUILD_VERSION=${revision} KBUILD_SRC= intdeb-pkg
+        KBUILD_BUILD_VERSION=${revision} -f \$(srctree)/Makefile intdeb-pkg
 
 clean:
         rm -rf debian/*tmp debian/files