fix error when doing 'make %_defconfig

diff --git a/Makefile b/Makefile
index 8ce49360cc2abb40ae7b4b5fbe1f83bce1cc86b0..9db3be7d7b9f5a923fa8a646fcbbf028cc1ee6e1 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -409,7 +409,7 @@ endif # ifeq ($(strip $(BR2_HAVE_DOT_CONFIG)),y)
 
 %_defconfig: $(CONFIG)/conf
        cp $(shell find ./target/ -name $@) .config
-       @$(CONFIG)/conf -o $(CONFIG_CONFIG_IN)
+       - $(MAKE) oldconfig
 
 help:
        @echo 'Cleaning:'