avoid crash as described by https://savannah.cern.ch/bugs/?78827

diff --git a/PWG1/TRD/AliTRDresolution.cxx b/PWG1/TRD/AliTRDresolution.cxx
index dc51e274e170c14a3cb61e18ceb71b4852888d26..ab4dcfccbe65a1f1c283694ba5f5eb9622505d9d 100644 (file)
--- a/PWG1/TRD/AliTRDresolution.cxx
+++ b/PWG1/TRD/AliTRDresolution.cxx
@@ -767,6 +767,7 @@ TH1* AliTRDresolution::PlotTrackOut(const AliTRDtrackV1 *track)
 // PID calculation. 
 
   if(track) fkTrack = track;
+  return NULL;
   if(!fkTrack){
     AliDebug(4, "No Track defined.");
     return NULL;