message: Add histogram pointer initialisation
diff: @@ -40,6 +40,10 @@ AliAnalysisTaskPionDeuteronMC::AliAnalysisTaskPionDeuteronMC(const char *name)
  hDeuteronSpectrum{nullptr},
  hDeltaP{nullptr},
  hNparticles{nullptr},
  + hSameEventPionProtonKstarLS{nullptr},
  + hSameEventPionProtonKstarUS{nullptr},
  + hMixedEventPionProtonKstarLS{nullptr},
  + hMixedEventPionProtonKstarUS{nullptr},
  hSameEventPionDeuteronKstarLS{nullptr},
  hSameEventPionDeuteronKstarUS{nullptr},
  hMixedEventPionDeuteronKstarLS{nullptr},
  