Cleanup dictobject.c

Objects/dictobject.c

@@ -2589,11 +2589,14 @@ static PyObject *
 dict_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
 {
     PyObject *self;
+    PyDictObject *d;
 
     assert(type != NULL && type->tp_alloc != NULL);
     self = type->tp_alloc(type, 0);
-    if (self != NULL) {
-        PyDictObject *d = (PyDictObject *)self;
+    if (self == NULL)
+        return NULL;
+
+    d = (PyDictObject *)self;
     d->ma_keys = new_keys_object(PyDict_MINSIZE_COMBINED);
     /* XXX - Should we raise a no-memory error? */
     if (d->ma_keys == NULL) {
@@ -2605,7 +2608,6 @@ dict_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
     /* The object has been implicitly tracked by tp_alloc */
     if (type == &PyDict_Type)
         _PyObject_GC_UNTRACK(d);
-    }
     return self;
 }