From e22c4ac938e77d141001f2703cd3ad265418f56b Mon Sep 17 00:00:00 2001
From: odjuvsla <odjuvsla@f7af4fe6-9843-0410-8265-dc069ae4e863>
Date: Mon, 22 Feb 2010 21:51:06 +0000
Subject: [PATCH] - fixing problem in handling resizing of memory buffer

---
 HLT/CALO/AliHLTCaloClusterizer.cxx | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/HLT/CALO/AliHLTCaloClusterizer.cxx b/HLT/CALO/AliHLTCaloClusterizer.cxx
index a3c04cfbd87..fe06bfe1e2f 100644
--- a/HLT/CALO/AliHLTCaloClusterizer.cxx
+++ b/HLT/CALO/AliHLTCaloClusterizer.cxx
@@ -261,14 +261,14 @@ Int_t AliHLTCaloClusterizer::CheckBuffer()
 	if((fAvailableSize - fUsedSize) < sizeof(AliHLTCaloRecPointDataStruct))
 	{
 	    Int_t recPointOffset = reinterpret_cast<UChar_t*>(fRecPointDataPtr) - reinterpret_cast<UChar_t*>(fFirstRecPointPtr);
+	    UChar_t *tmp = new UChar_t[fAvailableSize*2];
+	    memcpy(tmp, fFirstRecPointPtr, fAvailableSize);
 	    fAvailableSize *= 2;
-	    UChar_t *tmp = new UChar_t[fAvailableSize];
-	    memcpy(tmp, fRecPointDataPtr, fAvailableSize/2);
 	    for(Int_t n = 0; n < fNRecPoints; n++)
 	    {
 	       fRecPointArray[n] = reinterpret_cast<AliHLTCaloRecPointDataStruct*>(reinterpret_cast<UChar_t*>(fRecPointArray[n]) - reinterpret_cast<UChar_t*>(fFirstRecPointPtr) + reinterpret_cast<UChar_t*>(tmp));
 	    }
-	    delete fRecPointDataPtr;
+	    delete fFirstRecPointPtr;
 	    fFirstRecPointPtr = reinterpret_cast<AliHLTCaloRecPointDataStruct*>(tmp);
 	    fRecPointDataPtr = reinterpret_cast<AliHLTCaloRecPointDataStruct*>(tmp + recPointOffset);
 	    fUsedSize = 0;
-- 
2.43.5