NULL check for PySlice_New

mdboom · mdboom · commit 1d55e6e79c9e · 2024-11-04T09:13:54.000-05:00
diff --git 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);
     }

Original file line number	Diff line number	Diff line change
`@@ -2477,6 +2477,9 @@ _PyCode_ConstantKey(PyObject *op)`
`2477`	`2477`	`}`
`2478`	`2478`
`2479`	`2479`	`PyObject *slice_key = PySlice_New(start_key, stop_key, step_key);`
	`2480`	`+ if (slice_key == NULL) {`
	`2481`	`+ return NULL;`
	`2482`	`+ }`
`2480`	`2483`	`key = PyTuple_Pack(2, slice_key, op);`
`2481`	`2484`	`Py_DECREF(slice_key);`
`2482`	`2485`	`}`