Index: package/madwifi/Makefile
===================================================================
--- package/madwifi/Makefile	(revision 10836)
+++ package/madwifi/Makefile	(working copy)
@@ -164,10 +164,12 @@
 	$(SED) 's,-E[LB] ,,g' $(PKG_BUILD_DIR)/hal/public/*.inc
 endef
 
-define Build/Compile
+ifneq ($(CONFIG_PACKAGE_kmod-madwifi),)
+  define Build/Compile
 	$(call Build/Compile/ahb)
 	$(call Build/Compile/pci)
-endef
+  endef
+endif
 
 define Build/InstallDev
 	mkdir -p $(1)/usr/include/madwifi