Merge pull request #36318 from cms-tau-pog/CMSSW_12_2_X_tau-pog_fixL2NN

Bug fix: Issue with nVertices in L2NNTagTauProducer
cms-sw · Dec 1, 2021 · b305e3a · b305e3a
2 parents a222dc9 + 61a8f90
commit b305e3a
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/RecoTauTag/HLTProducers/src/L2TauTagNNProducer.cc b/RecoTauTag/HLTProducers/src/L2TauTagNNProducer.cc
@@ -572,6 +572,8 @@ std::vector<int> L2TauNNProducer::selectGoodVertices(const ZVertexSoA& patavtx_s
   auto maxTracks = patatracks_tsoa.stride();
   const int nv = patavtx_soa.nvFinal;
   std::vector<int> VtxGood;
+  if (nv == 0)
+    return VtxGood;
   VtxGood.reserve(nv);
 
   std::vector<double> maxChi2_;