wrongnull
diff --git a/‎Misc/NEWS.d/next/Core_and_Builtins/2025-07-06-14-53-19.gh-issue-109700.KVNQQi.rst‎
Lines changed: 1 addition & 0 deletions b/‎Misc/NEWS.d/next/Core_and_Builtins/2025-07-06-14-53-19.gh-issue-109700.KVNQQi.rst‎
Lines changed: 1 addition & 0 deletions
diff --git a/‎Objects/dictobject.c‎
Lines changed: 1 addition & 0 deletions b/‎Objects/dictobject.c‎
Lines changed: 1 addition & 0 deletions
@@ -0,0 +1 @@
+Fix memory error handling in :c:func:`PyDict_SetDefault`.
@@ -4411,6 +4411,7 @@ dict_setdefault_ref_lock_held(PyObject *d, PyObject *key, PyObject *default_valu
             if (result) {
                 *result = NULL;
             }
+            return -1;
         }
 
         STORE_USED(mp, mp->ma_used + 1);
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	+Fix memory error handling in :c:func:`PyDict_SetDefault`.
Original file line number	Diff line number	Diff line change
`@@ -4411,6 +4411,7 @@ dict_setdefault_ref_lock_held(PyObject d, PyObject key, PyObject *default_valu`
`4411`	`4411`	`if (result) {`
`4412`	`4412`	`*result = NULL;`
`4413`	`4413`	`}`
	`4414`	`+ return -1;`
`4414`	`4415`	`}`
`4415`	`4416`
`4416`	`4417`	`STORE_USED(mp, mp->ma_used + 1);`