From: Alexey Izbyshev <izbyshev@ispras.ru>
Date: Fri, 24 Aug 2018 04:27:52 +0000 (+0300)
Subject: closes bpo-34474: Python/bltinmodule.c: Add missing NULL check in builtin_sum_impl... 
X-Git-Tag: v3.8.0a1~1172
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=2b824b2538c4a5f9f520c5de8a1eae5a0c181a94;p=thirdparty%2FPython%2Fcpython.git

closes bpo-34474: Python/bltinmodule.c: Add missing NULL check in builtin_sum_impl() (GH-8872)

Reported by Svace static analyzer.
---

diff --git a/Python/bltinmodule.c b/Python/bltinmodule.c
index 4b12048f9d56..8aa1ba01d659 100644
--- a/Python/bltinmodule.c
+++ b/Python/bltinmodule.c
@@ -2401,6 +2401,11 @@ builtin_sum_impl(PyObject *module, PyObject *iterable, PyObject *start)
                 }
             }
             result = PyFloat_FromDouble(f_result);
+            if (result == NULL) {
+                Py_DECREF(item);
+                Py_DECREF(iter);
+                return NULL;
+            }
             temp = PyNumber_Add(result, item);
             Py_DECREF(result);
             Py_DECREF(item);