From: Ivy Xu <fakeshadow1337@gmail.com>
Date: Mon, 22 Jun 2026 13:59:22 +0000 (+0800)
Subject: gh-151126: Fix missing `PyErr_NoMemory` in `getpath.c` (#151590)
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4448205d95e87ca3d1e23cc350af59ec48b3321b;p=thirdparty%2FPython%2Fcpython.git

gh-151126: Fix missing `PyErr_NoMemory` in `getpath.c` (#151590)
---

diff --git a/Misc/NEWS.d/next/Core_and_Builtins/2026-06-17-16-26-45.gh-issue-151126.Yc_6wC.rst b/Misc/NEWS.d/next/Core_and_Builtins/2026-06-17-16-26-45.gh-issue-151126.Yc_6wC.rst
new file mode 100644
index 000000000000..29bb03d2d408
--- /dev/null
+++ b/Misc/NEWS.d/next/Core_and_Builtins/2026-06-17-16-26-45.gh-issue-151126.Yc_6wC.rst
@@ -0,0 +1,2 @@
+Avoid possible crash in ``getpath.c`` where a device has no memory left. Now
+it properly raises a :exc:`MemoryError`. Patch by Ivy Xu.
diff --git a/Modules/getpath.c b/Modules/getpath.c
index 1e75993480ae..0c80678a678d 100644
--- a/Modules/getpath.c
+++ b/Modules/getpath.c
@@ -368,6 +368,7 @@ getpath_readlines(PyObject *Py_UNUSED(self), PyObject *args)
     if (!buffer) {
         Py_DECREF(r);
         fclose(fp);
+        PyErr_NoMemory();
         return NULL;
     }