From f62bfd1d2caf5f12ab1b9e2401c5689779d7ab83 Mon Sep 17 00:00:00 2001
From: Raphael Coeffic <rco@iptel.org>
Date: Mon, 13 Jun 2011 18:16:20 +0200
Subject: [PATCH] avoid to call AmThread::on_stop() when the thread is already
 stopped.

---
 core/AmThread.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/core/AmThread.cpp b/core/AmThread.cpp
index ad08f7d6..887963e5 100644
--- a/core/AmThread.cpp
+++ b/core/AmThread.cpp
@@ -143,6 +143,11 @@ void AmThread::stop()
 {
   _m_td.lock();
 
+  if(is_stopped()){
+    _m_td.unlock();
+    return;
+  }
+
   // gives the thread a chance to clean up
   DBG("Thread %lu (%lu) calling on_stop, give it a chance to clean up.\n", 
       (unsigned long int) _pid, (unsigned long int) _td);