message: add protection in case distance to bad channel was not calculated
diff: @@ -1862,7 +1862,8 @@ void AliAnaClusterShapeCorrelStudies::ClusterLoopHistograms()
  AliVCluster* clus = (AliVCluster*) fCaloClusList->At(iclus);
  // away from dead region
  - if ( clus->GetDistanceToBadChannel() < fMinDistToBad )
  + if ( clus->GetDistanceToBadChannel() > -1 && // in case it was not calculated
  + clus->GetDistanceToBadChannel() < fMinDistToBad )
  {
  AliDebug(1,Form("Small distance to bad channel %2.2f < %2.2f",clus->GetDistanceToBadChannel(),fMinDistToBad));
  continue ;
  