add some sanity checking

[openwrt.git] / include / kernel-build.mk

diff --git a/include/kernel-build.mk b/include/kernel-build.mk
index 75c2bcf..b6d2cf5 100644 (file)
--- a/include/kernel-build.mk
+++ b/include/kernel-build.mk
@@ -77,6 +77,7 @@ define BuildKernel
        $(MAKE) -C image compile TARGET_BUILD=
 
   oldconfig menuconfig: $(STAMP_PREPARED) FORCE
+       [ -e "$(LINUX_CONFIG)" ] || touch "$(LINUX_CONFIG)"
        $(LINUX_CONFCMD) > $(LINUX_DIR)/.config
        touch $(LINUX_CONFIG)
        $(MAKE) -C $(LINUX_DIR) $(KERNEL_MAKEOPTS) $$@