From 1d55e6e79c9e1296f89f844aaea87f06b71e6a2e Mon Sep 17 00:00:00 2001
From: Michael Droettboom <mdboom@gmail.com>
Date: Mon, 4 Nov 2024 09:13:54 -0500
Subject: [PATCH] NULL check for PySlice_New

---
 Objects/codeobject.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Objects/codeobject.c b/Objects/codeobject.c
index 4e7febc781198d..95584f17cc0af6 100644
--- a/Objects/codeobject.c
+++ b/Objects/codeobject.c
@@ -2477,6 +2477,9 @@ _PyCode_ConstantKey(PyObject *op)
         }
 
         PyObject *slice_key = PySlice_New(start_key, stop_key, step_key);
+        if (slice_key == NULL) {
+            return NULL;
+        }
         key = PyTuple_Pack(2, slice_key, op);
         Py_DECREF(slice_key);
     }