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Re: [libvirt] [PATCH] node_device_linux_sysfs.c: avoid opendir/fd leak on error path



On 01/20/2010 11:52 AM, Jim Meyering wrote:
This looks pretty clear.
It calls closedir upon successful return, but not in the error case.

From 526a2bc2d87f0bf7a0c16a2a96316e5c1d5dae2e Mon Sep 17 00:00:00 2001
From: Jim Meyering<meyering redhat com>
Date: Wed, 20 Jan 2010 17:49:35 +0100
Subject: [PATCH] node_device_linux_sysfs.c: avoid opendir/fd leak on error path

* src/node_device/node_device_linux_sysfs.c(get_virtual_functions_linux):
Don't leak a DIR buffer and file descriptor on error path.
---
  src/node_device/node_device_linux_sysfs.c |    4 +++-
  1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/src/node_device/node_device_linux_sysfs.c b/src/node_device/node_device_linux_sysfs.c
index ff7aaf0..e611e1a 100644
--- a/src/node_device/node_device_linux_sysfs.c
+++ b/src/node_device/node_device_linux_sysfs.c
@@ -2,7 +2,7 @@
   * node_device_hal_linuc.c: Linux specific code to gather device data
   * not available through HAL.
   *
- * Copyright (C) 2009 Red Hat, Inc.
+ * Copyright (C) 2009-2010 Red Hat, Inc.
   *
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
@@ -371,6 +371,8 @@ int get_virtual_functions_linux(const char *sysfs_path,
      ret = 0;

  out:
+    if (dir)
+        closedir(dir);
      VIR_FREE(device_link);
      return 0;
  }
--
1.6.6.516.gb72f

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ACK

Dave


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