Rewrite the list_inline_repeat overflow check slightly differently.
diff --git a/Objects/listobject.c b/Objects/listobject.c
index c0d0e09..10b099a 100644
--- a/Objects/listobject.c
+++ b/Objects/listobject.c
@@ -490,7 +490,7 @@
if (n && size/n != a->ob_size)
return PyErr_NoMemory();
if (size == 0)
- return PyList_New(0);
+ return PyList_New(0);
np = (PyListObject *) PyList_New(size);
if (np == NULL)
return NULL;
@@ -672,10 +672,11 @@
return (PyObject *)self;
}
- p = size*n;
- if (p/n != size)
+ if (size > SSIZE_MAX / n) {
return PyErr_NoMemory();
- if (list_resize(self, p) == -1)
+ }
+
+ if (list_resize(self, size*n) == -1)
return NULL;
p = size;