diff options
Diffstat (limited to 'Objects/listobject.c')
| -rw-r--r-- | Objects/listobject.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/Objects/listobject.c b/Objects/listobject.c index 73624f0..36f8b9d 100644 --- a/Objects/listobject.c +++ b/Objects/listobject.c @@ -58,7 +58,7 @@ list_resize(PyListObject *self, Py_ssize_t newsize) if (newsize == 0) new_allocated = 0; items = self->ob_item; - if (new_allocated <= ((~(size_t)0) / sizeof(PyObject *))) + if (new_allocated <= (PY_SIZE_MAX / sizeof(PyObject *))) PyMem_RESIZE(items, PyObject *, new_allocated); else items = NULL; @@ -510,9 +510,9 @@ list_repeat(PyListObject *a, Py_ssize_t n) PyObject *elem; if (n < 0) n = 0; - size = Py_SIZE(a) * n; - if (n && size/n != Py_SIZE(a)) + if (n > 0 && Py_SIZE(a) > PY_SSIZE_T_MAX / n) return PyErr_NoMemory(); + size = Py_SIZE(a) * n; if (size == 0) return PyList_New(0); np = (PyListObject *) PyList_New(size); |