luci-lib-jsonc: Ignore non-string-or-number keys in tables

[project/luci.git] / libs / luci-lib-jsonc / src / jsonc.c

diff --git a/libs/luci-lib-jsonc/src/jsonc.c b/libs/luci-lib-jsonc/src/jsonc.c
index 49cb21f..827fde8 100644 (file)
--- a/libs/luci-lib-jsonc/src/jsonc.c
+++ b/libs/luci-lib-jsonc/src/jsonc.c
@@ -286,8 +286,9 @@ static struct json_object * _lua_to_json(lua_State *L, int index)
                        lua_pushvalue(L, -2);
                        key = lua_tostring(L, -1);
 
-                       json_object_object_add(obj, key,
-                                                                  _lua_to_json(L, lua_gettop(L) - 1));
+                       if (key)
+                               json_object_object_add(obj, key,
+                                                      _lua_to_json(L, lua_gettop(L) - 1));
 
                        lua_pop(L, 2);
                }