Issue python#29368: Fix _Pickle_FastCall() usage in do_append()

_Pickle_FastCall() has a surprising API: it decrements the reference counter of its second argument.
cong1989 · Feb 2, 2017 · fd6d0d2 · fd6d0d2
1 parent bee09ae
commit fd6d0d2
Showing 1 changed file with 0 additions and 1 deletion.
diff --git a/Modules/_pickle.c b/Modules/_pickle.c
@@ -5844,7 +5844,6 @@ do_append(UnpicklerObject *self, Py_ssize_t x)
                 return -1;
             }
             result = _Pickle_FastCall(extend_func, slice);
-            Py_DECREF(slice);
             Py_DECREF(extend_func);
             if (result == NULL)
                 return -1;