From: Wulian233 <1055917385@qq.com>
Date: Wed, 25 Mar 2026 19:09:56 +0000 (+0800)
Subject: gh-146244: Fix initconfig.c SET_ITEM macro leaks dict on expression failure (GH-146246)
X-Git-Tag: v3.15.0a8~176
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9343518c6f413b2231b17c56065e5cf823aa0d2a;p=thirdparty%2FPython%2Fcpython.git

gh-146244: Fix initconfig.c SET_ITEM macro leaks dict on expression failure (GH-146246)
---

diff --git a/Python/initconfig.c b/Python/initconfig.c
index caf42f5247c2..8dc9602ff13d 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); \