From 0dadf56737f591c83d18db5e445960d39448583e Mon Sep 17 00:00:00 2001
From: Berker Peksag <berker.peksag@gmail.com>
Date: Mon, 27 Feb 2017 21:25:29 +0300
Subject: bpo-29655: Fixed possible reference leaks in `import *`. (#301)
 (#349)

Patch by Matthias Bussonnier.

(cherry picked from commit 160edb43571311a3785785c1dfa784afc52d87be)
---
 Python/ceval.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Python/ceval.c b/Python/ceval.c
index d323908..62badeb 100644
--- a/Python/ceval.c
+++ b/Python/ceval.c
@@ -2832,13 +2832,16 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
         TARGET(IMPORT_STAR) {
             PyObject *from = POP(), *locals;
             int err;
-            if (PyFrame_FastToLocalsWithError(f) < 0)
+            if (PyFrame_FastToLocalsWithError(f) < 0) {
+                Py_DECREF(from);
                 goto error;
+            }
 
             locals = f->f_locals;
             if (locals == NULL) {
                 PyErr_SetString(PyExc_SystemError,
                     "no locals found during 'import *'");
+                Py_DECREF(from);
                 goto error;
             }
             READ_TIMESTAMP(intr0);
-- 
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