From 06366c172c487b3038b52e8fe640747b4092a544 Mon Sep 17 00:00:00 2001
From: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Date: Sun, 19 Dec 2010 00:56:03 +0100
Subject: Prevent calling Makefile directly in the kernel/ subdirectory

---
 kernel/Makefile | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'kernel')

diff --git a/kernel/Makefile b/kernel/Makefile
index ca85e88..7881b98 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -1,3 +1,7 @@
+ifndef IP_SET_MAX
+$(error "Use the toplevel Makefile, not the one in the kernel/ subdirectory")
+endif
+
 ifneq ($(KERNELRELEASE),)
 include Kbuild
 else
-- 
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