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path: root/indra/llmessage/lltemplatemessagereader.cpp
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Diffstat (limited to 'indra/llmessage/lltemplatemessagereader.cpp')
-rw-r--r--indra/llmessage/lltemplatemessagereader.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/indra/llmessage/lltemplatemessagereader.cpp b/indra/llmessage/lltemplatemessagereader.cpp
index b62288590e..850d73e910 100644
--- a/indra/llmessage/lltemplatemessagereader.cpp
+++ b/indra/llmessage/lltemplatemessagereader.cpp
@@ -118,6 +118,9 @@ void LLTemplateMessageReader::getData(const char *blockname, const char *varname
{
switch( vardata_size )
{
+ case 0:
+ // This is here to prevent a memcpy from a null value which is undefined behavior.
+ break;
case 1:
*((U8*)datap) = *((U8*)vardata.getData());
break;