make sure a predefined CFLAGS variable does not get in the way (fix for #4038)

[openwrt.git] / include / kernel.mk

diff --git a/include/kernel.mk b/include/kernel.mk
index 7d986e4..5232148 100644 (file)
--- a/include/kernel.mk
+++ b/include/kernel.mk
@@ -126,7 +126,9 @@ $(call KernelPackage/$(1)/config)
     endef
   endif
 
-  ifneq ($(if $(KCONFIG),$(filter m,$(foreach c,$(filter-out %=y %=n %=m,$(KCONFIG)),$($(c)))),.),)
+  $(STAMP_BUILT): $(LINUX_DIR)/.config
+
+  ifneq ($(if $(filter-out %=y %=n %=m,$(KCONFIG)),$(filter m,$(foreach c,$(filter-out %=y %=n %=m,$(KCONFIG)),$($(c)))),.),)
     ifneq ($(strip $(FILES)),)
       define Package/kmod-$(1)/install
                  mkdir -p $$(1)/lib/modules/$(LINUX_VERSION)