From 99489c2d50ea485cb04321cf79f95669746ff200 Mon Sep 17 00:00:00 2001
From: Andreas Huggel <ahuggel@gmx.net>
Date: Wed, 18 Jun 2008 15:37:56 +0000
Subject: [PATCH] #560: XmpParser::encode(): Clear xmpPacket if xmpData is
 empty.

---
 src/xmp.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/xmp.cpp b/src/xmp.cpp
index 2f4fb7f3..6afe1646 100644
--- a/src/xmp.cpp
+++ b/src/xmp.cpp
@@ -576,7 +576,10 @@ namespace Exiv2 {
                                 uint16_t     formatFlags,
                                 uint32_t     padding)
     { try {
-        if (xmpData.empty()) return 0;
+        if (xmpData.empty()) {
+            xmpPacket.clear();
+            return 0;
+        }
 
         if (!initialize()) {
 #ifndef SUPPRESS_WARNINGS