From 82283e8e91448bc068cf53e19911ac57dc76d647 Mon Sep 17 00:00:00 2001
From: Jim Ingham <jingham@apple.com>
Date: Tue, 10 Jan 2012 22:21:42 +0000
Subject: Check the return value of GetBasicInfo before dereferencing it. 
 <rdar://problem/10568492>

llvm-svn: 147883
---
 lldb/tools/debugserver/source/MacOSX/MachThread.cpp | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'lldb/tools/debugserver/source/MacOSX/MachThread.cpp')

diff --git a/lldb/tools/debugserver/source/MacOSX/MachThread.cpp b/lldb/tools/debugserver/source/MacOSX/MachThread.cpp
index 79ce0cf4e96..9a36bc7575f 100644
--- a/lldb/tools/debugserver/source/MacOSX/MachThread.cpp
+++ b/lldb/tools/debugserver/source/MacOSX/MachThread.cpp
@@ -95,8 +95,13 @@ MachThread::SetSuspendCountBeforeResume(bool others_stopped)
         
     if (others_stopped)
     {
-        times_to_resume = GetBasicInfo()->suspend_count;
-        m_suspend_count = - (times_to_resume - m_suspend_count);
+        if (GetBasicInfo())
+        {
+            times_to_resume = m_basic_info.suspend_count;
+            m_suspend_count = - (times_to_resume - m_suspend_count);
+        }
+        else
+            times_to_resume = 0;
     }
     else
     {
-- 
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