https://github.com/python/cpython/commit/8d94fa7b8696db6a7942f8a4b930289e69e9b174
commit: 8d94fa7b8696db6a7942f8a4b930289e69e9b174
branch: main
author: sobolevn <[email protected]>
committer: sobolevn <[email protected]>
date: 2026-06-09T19:42:08+03:00
summary:
gh-151126: Add missing `PyErr_NoMemory` in `_winapi` module (#151154)
files:
M
Misc/NEWS.d/next/Core_and_Builtins/2026-06-09-10-28-30.gh-issue-151126.DKa6Sl.rst
M Modules/_winapi.c
diff --git
a/Misc/NEWS.d/next/Core_and_Builtins/2026-06-09-10-28-30.gh-issue-151126.DKa6Sl.rst
b/Misc/NEWS.d/next/Core_and_Builtins/2026-06-09-10-28-30.gh-issue-151126.DKa6Sl.rst
index 3f699a50d7a42b..81e87e539865ce 100644
---
a/Misc/NEWS.d/next/Core_and_Builtins/2026-06-09-10-28-30.gh-issue-151126.DKa6Sl.rst
+++
b/Misc/NEWS.d/next/Core_and_Builtins/2026-06-09-10-28-30.gh-issue-151126.DKa6Sl.rst
@@ -1,3 +1,7 @@
Fix a crash, when there's no memory left on a device,
-which happened in code compilation.
-Now it raises a proper :exc:`MemoryError`.
+which happened in:
+
+- code compilation
+- :func:`!_winapi.CreateProcess`
+
+Now these places raise proper :exc:`MemoryError` errors.
diff --git a/Modules/_winapi.c b/Modules/_winapi.c
index fc2c0890468a6b..369a7400eb63b9 100644
--- a/Modules/_winapi.c
+++ b/Modules/_winapi.c
@@ -1194,8 +1194,10 @@ gethandlelist(PyObject *mapping, const char *name,
Py_ssize_t *size)
}
ret = PyMem_Malloc(*size);
- if (ret == NULL)
+ if (ret == NULL) {
+ PyErr_NoMemory();
goto cleanup;
+ }
for (i = 0; i < PySequence_Fast_GET_SIZE(value_fast); i++) {
ret[i] = PYNUM_TO_HANDLE(PySequence_Fast_GET_ITEM(value_fast, i));
@@ -1278,6 +1280,7 @@ getattributelist(PyObject *obj, const char *name,
AttributeList *attribute_list)
attribute_list->attribute_list = PyMem_Malloc(attribute_list_size);
if (attribute_list->attribute_list == NULL) {
ret = -1;
+ PyErr_NoMemory();
goto cleanup;
}
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