From 4ed5ad79ec6c6270e6018bd0a55656305ee60907 Mon Sep 17 00:00:00 2001
From: Xiang Zhang <angwerzx@126.com>
Date: Wed, 19 Jul 2017 00:33:29 +0800
Subject: bpo-30961: Fix decrementing a borrowed reference in tracemalloc.
 (#2747)

---
 Modules/_tracemalloc.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'Modules/_tracemalloc.c')

diff --git a/Modules/_tracemalloc.c b/Modules/_tracemalloc.c
index 00d3542409..d9833362dd 100644
--- a/Modules/_tracemalloc.c
+++ b/Modules/_tracemalloc.c
@@ -1752,7 +1752,7 @@ _PyTraceMalloc_Init(void)
         if (key == NULL)
             return -1;
 
-        value = PyDict_GetItemWithError(xoptions, key);
+        value = PyDict_GetItemWithError(xoptions, key); /* borrowed */
         Py_DECREF(key);
         if (value == NULL) {
             if (PyErr_Occurred())
@@ -1763,7 +1763,6 @@ _PyTraceMalloc_Init(void)
         }
 
         nframe = parse_sys_xoptions(value);
-        Py_DECREF(value);
         if (nframe < 0) {
             Py_FatalError("-X tracemalloc=NFRAME: invalid number of frames");
         }
-- 
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