From 357e47a92bf98bd360227bb42531fffbc1ad1dee Mon Sep 17 00:00:00 2001
From: Dmitry Fleytman <dfleytma@redhat.com>
Date: Wed, 23 Apr 2014 15:52:40 +0300
Subject: [PATCH] UsbDk: Make CWdmMemoryBuffer support nullptr pointers

Signed-off-by: Dmitry Fleytman <dfleytma@redhat.com>
---
 UsbDk/MemoryBuffer.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/UsbDk/MemoryBuffer.h b/UsbDk/MemoryBuffer.h
index 84b6c01..68750f0 100644
--- a/UsbDk/MemoryBuffer.h
+++ b/UsbDk/MemoryBuffer.h
@@ -69,7 +69,7 @@ public:
     }
 
     virtual ~CWdmMemoryBuffer()
-    { ExFreePool(m_Ptr); }
+    { if(m_Ptr != nullptr) { ExFreePool(m_Ptr); } }
 
     CWdmMemoryBuffer(const CWdmMemoryBuffer&) = delete;
     CWdmMemoryBuffer& operator= (const CWdmMemoryBuffer&) = delete;