1 files changed, 2 insertions, 4 deletions

diff --git a/Makefile b/Makefile
index c3b54ad2f..a88062e54 100644
--- a/Makefile
+++ b/Makefile
@@ -12,12 +12,11 @@ noconfig_targets := menuconfig config oldconfig randconfig \
         defconfig allyesconfig allnoconfig clean distclean \
         release tags
 
-ifndef TOPDIR
-TOPDIR=$(CURDIR)/
-endif
+# the toplevel sourcedir
 ifndef top_srcdir
 top_srcdir=$(CURDIR)
 endif
+# toplevel directory of the object-tree
 ifndef top_builddir
 top_builddir=$(CURDIR)
 endif
@@ -70,7 +69,6 @@ $(filter-out _all,$(MAKECMDGOALS)) _all: $(KBUILD_OUTPUT)/Rules.mak $(KBUILD_OUT
         $(MAKE) -C $(KBUILD_OUTPUT) \
         top_srcdir=$(CURDIR) \
         top_builddir=$(KBUILD_OUTPUT) \
-        TOPDIR=$(KBUILD_OUTPUT) \
         KBUILD_SRC=$(CURDIR) \
         -f $(CURDIR)/Makefile $@