1 files changed, 6 insertions, 0 deletions

diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c
index 3a9c67493260..c1d53200c306 100644
--- a/scripts/kconfig/menu.c
+++ b/scripts/kconfig/menu.c
@@ -199,6 +199,12 @@ void menu_add_option(int token, char *arg)
 {
         switch (token) {
         case T_OPT_MODULES:
+                if (modules_sym)
+                        zconf_error("symbol '%s' redefines option 'modules'"
+                                    " already defined by symbol '%s'",
+                                    current_entry->sym->name,
+                                    modules_sym->name
+                                    );
                 modules_sym = current_entry->sym;
                 break;
         case T_OPT_DEFCONFIG_LIST: