From 6a9eccdec12a79785c8a26fc831e4195b5bf9eca Mon Sep 17 00:00:00 2001
From: Ralph Lange <ralph.lange@gmx.de>
Date: Thu, 29 Jan 2015 14:36:55 +0100
Subject: [PATCH] gdd: fix issue when copying from an emtpy array    if the
 source array is empty, the index of the first element to copy (0) being equal
    to the source array size (0) does not constitute an out-of-bounds
 condition

---
 src/gdd/gdd.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gdd/gdd.cc b/src/gdd/gdd.cc
index 2ff4675fe..a0f38daef 100644
--- a/src/gdd/gdd.cc
+++ b/src/gdd/gdd.cc
@@ -1353,7 +1353,7 @@ gddStatus gdd::put ( const gdd * dd )
         // clip to upper limit of source
         aitUint32 srcCopySize;
         const aitUint32 unusedSrcBelow = srcCopyFirst - srcFirst;
-        if ( srcElemCount <= unusedSrcBelow ) {
+        if ( srcElemCount && srcElemCount <= unusedSrcBelow ) {
             return gddErrorOutOfBounds;
         }