From 9343518c6f413b2231b17c56065e5cf823aa0d2a Mon Sep 17 00:00:00 2001
From: Wulian233 <1055917385@qq.com>
Date: Thu, 26 Mar 2026 03:09:56 +0800
Subject: [PATCH] gh-146244: Fix initconfig.c SET_ITEM macro leaks dict on
 expression failure (GH-146246)

---
 Python/initconfig.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Python/initconfig.c b/Python/initconfig.c
index caf42f5247c..8dc9602ff13 100644
--- a/Python/initconfig.c
+++ b/Python/initconfig.c
@@ -511,7 +511,7 @@ _Py_COMP_DIAG_IGNORE_DEPR_DECLS
         do { \
             obj = (EXPR); \
             if (obj == NULL) { \
-                return NULL; \
+                goto fail; \
             } \
             int res = PyDict_SetItemString(dict, (KEY), obj); \
             Py_DECREF(obj); \