[3.12] gh-47146: Fix reference counting in _testcapi.structmember initializer (GH...

(cherry picked from commit 8d397ee8259fa0f81598a452438fc335267ca260)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>

diff --git a/Modules/_testcapi/structmember.c b/Modules/_testcapi/structmember.c
index 0fb872a4328d6005a76b353d95dd227e0adb1321..641b003e56d3292fd10d035bd461c59bbaa37592 100644 (file)
--- a/Modules/_testcapi/structmember.c
+++ b/Modules/_testcapi/structmember.c
@@ -194,7 +194,7 @@ _PyTestCapi_Init_Structmember(PyObject *m)
     if (res < 0) {
         return -1;
     }
-    res = PyModule_AddObject(
+    res = PyModule_AddObjectRef(
         m,
         "_test_structmembersType_OldAPI",
         (PyObject *)&test_structmembersType_OldAPI);