From e6f5f498d508335f359cd2d01a1098afcbcb1b6c Mon Sep 17 00:00:00 2001
From: Giampaolo Rodola <g.rodola@gmail.com>
Date: Wed, 3 May 2017 19:32:17 +0200
Subject: [PATCH] fix 1050: memory leak in memory_maps() on Windows because we
 forgot to Py_DECREF

---
 HISTORY.rst              | 1 +
 psutil/_psutil_windows.c | 1 +
 2 files changed, 2 insertions(+)

diff --git a/HISTORY.rst b/HISTORY.rst
index 67213b2ca..c193dfc8c 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -37,6 +37,7 @@
     None
 - 1046_: [Windows] disk_partitions() on Windows overrides user's SetErrorMode.
 - 1047_: [Windows] Process username(): memory leak in case exception is thrown.
+- 1050_: [Windows] Process.memory_maps memory() leaks memory.
 
 *2017-04-10*
 
diff --git a/psutil/_psutil_windows.c b/psutil/_psutil_windows.c
index 69d1fdfda..20d20b824 100644
--- a/psutil/_psutil_windows.c
+++ b/psutil/_psutil_windows.c
@@ -2920,6 +2920,7 @@ psutil_proc_memory_maps(PyObject *self, PyObject *args) {
             if (PyList_Append(py_retlist, py_tuple))
                 goto error;
             Py_DECREF(py_tuple);
+            Py_DECREF(py_str);
         }
         previousAllocationBase = basicInfo.AllocationBase;
         baseAddress = (PCHAR)baseAddress + basicInfo.RegionSize;