From 47a596d8f42554b6099e85880c8fd5bcd6734887 Mon Sep 17 00:00:00 2001
From: marian <marian@f7af4fe6-9843-0410-8265-dc069ae4e863>
Date: Thu, 2 Oct 2008 11:35:31 +0000
Subject: [PATCH] Protection against division by zero.

---
 TPC/AliTPCQADataMakerRec.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/TPC/AliTPCQADataMakerRec.cxx b/TPC/AliTPCQADataMakerRec.cxx
index 55b31340ee5..ebeab35ae6a 100644
--- a/TPC/AliTPCQADataMakerRec.cxx
+++ b/TPC/AliTPCQADataMakerRec.cxx
@@ -379,7 +379,7 @@ void AliTPCQADataMakerRec::MakeESDs(AliESDEvent * esd)
     
     Int_t nTPCclusters         = track->GetTPCNcls();
     Int_t nTPCclustersFindable = track->GetTPCNclsF();
-    
+    if ( nTPCclustersFindable<=0) continue;
     fHistESDclusters->Fill(nTPCclusters);
     fHistESDratio->Fill(Float_t(nTPCclusters)/Float_t(nTPCclustersFindable));
     fHistESDpt->Fill(track->Pt()); 
-- 
2.43.0