diff options
| -rw-r--r-- | Modules/gcmodule.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/Modules/gcmodule.c b/Modules/gcmodule.c index 51c80b2..d96d2c7 100644 --- a/Modules/gcmodule.c +++ b/Modules/gcmodule.c @@ -1689,8 +1689,15 @@ _PyObject_GC_New(PyTypeObject *tp) PyVarObject * _PyObject_GC_NewVar(PyTypeObject *tp, Py_ssize_t nitems) { - const size_t size = _PyObject_VAR_SIZE(tp, nitems); - PyVarObject *op = (PyVarObject *) _PyObject_GC_Malloc(size); + size_t size; + PyVarObject *op; + + if (nitems < 0) { + PyErr_BadInternalCall(); + return NULL; + } + size = _PyObject_VAR_SIZE(tp, nitems); + op = (PyVarObject *) _PyObject_GC_Malloc(size); if (op != NULL) op = PyObject_INIT_VAR(op, tp, nitems); return op; |