From 24b26d71ee01211aa796b8061b66ec06a133e4ce Mon Sep 17 00:00:00 2001
From: Dave Simmons <simon@lindenlab.com>
Date: Fri, 20 Mar 2009 20:00:47 +0000
Subject: svn merge -r113004:115000
 svn+ssh://svn.lindenlab.com/svn/linden/branches/server/server-1.26 Merge
 latest 1.26 into trunk

---
 indra/llmessage/llsdmessagereader.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'indra/llmessage/llsdmessagereader.cpp')

diff --git a/indra/llmessage/llsdmessagereader.cpp b/indra/llmessage/llsdmessagereader.cpp
index c47d4b78bc..e699ec9e28 100755
--- a/indra/llmessage/llsdmessagereader.cpp
+++ b/indra/llmessage/llsdmessagereader.cpp
@@ -108,6 +108,12 @@ void LLSDMessageReader::getBinaryData(const char *block, const char *var,
 		data_size = max_size;
 	}
 	
+	// Calls to memcpy will fail if data_size is not positive.
+	// Phoenix 2009-02-27
+	if(data_size <= 0)
+	{
+		return;
+	}
 	memcpy(datap, &(data[0]), data_size);
 }
 
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