[CritFix] Do not use volatile Lua strings as UCL keys

Issue: #2211
Closes: #2211

diff --git a/contrib/libucl/lua_ucl.c b/contrib/libucl/lua_ucl.c
index 045308097ff9881462cc464dc4b6bf5757a091ab..d2557a57f40745f3acfa7087bbfc4e2c18e3e2c8 100644 (file)
--- a/contrib/libucl/lua_ucl.c
+++ b/contrib/libucl/lua_ucl.c
@@ -410,8 +410,8 @@ ucl_object_lua_fromtable (lua_State *L, int idx, ucl_string_flags_t flags)
 
                                DL_FOREACH (obj, cur) {
                                        if (cur->keylen == 0) {
-                                               cur->keylen = keylen;
-                                               cur->key = k;
+                                               cur->keylen = obj->keylen;
+                                               cur->key = obj->key;
                                        }
                                }
                        }