From 6a9ca74c6fa5d88481648bb7be4355d756d23222 Mon Sep 17 00:00:00 2001
From: Giampaolo Rodola <g.rodola@gmail.com>
Date: Fri, 12 Jun 2015 23:22:21 +0200
Subject: (freebsd) fix memleak + add test

---
 psutil/_psbsd.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'psutil/_psbsd.py')

diff --git a/psutil/_psbsd.py b/psutil/_psbsd.py
index 3ce5fd1c..db54a02e 100644
--- a/psutil/_psbsd.py
+++ b/psutil/_psbsd.py
@@ -143,7 +143,11 @@ def cpu_count_physical():
         if index != -1:
             s = s[:index + 9]
             root = ET.fromstring(s)
-            ret = len(root.findall('group/children/group/cpu')) or None
+            try:
+                ret = len(root.findall('group/children/group/cpu')) or None
+            finally:
+                # needed otherwise it will memleak
+                root.clear()
     if not ret:
         # If logical CPUs are 1 it's obvious we'll have only 1
         # physical CPU.
-- 
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