Fix possible double free in StreamLogger::BindStream()

refs #6737

diff --git a/lib/base/streamlogger.cpp b/lib/base/streamlogger.cpp
index 314b5440977d179d769135ed0711fce0784fe0fc..aa1d62cd3ae9267ef3f07f01219115858895538d 100644 (file)
--- a/lib/base/streamlogger.cpp
+++ b/lib/base/streamlogger.cpp
@@ -47,7 +47,7 @@ StreamLogger::~StreamLogger()
        if (m_FlushLogTimer)
                m_FlushLogTimer->Stop();
 
-       if (m_OwnsStream)
+       if (m_Stream && m_OwnsStream)
                delete m_Stream;
 }
 
@@ -66,7 +66,7 @@ void StreamLogger::BindStream(std::ostream *stream, bool ownsStream)
 {
        ObjectLock olock(this);
 
-       if (m_OwnsStream)
+       if (m_Stream && m_OwnsStream)
                delete m_Stream;
 
        m_Stream = stream;