Protection against 0x0 in TList.

[u/mrichter/AliRoot.git] / PWG3 / muon / AliAnalysisTaskESDMuonFilter.cxx

diff --git a/PWG3/muon/AliAnalysisTaskESDMuonFilter.cxx b/PWG3/muon/AliAnalysisTaskESDMuonFilter.cxx
index 11823dee7d608fe901fb1c5f4e5a0dc68b5a2064..1e0a24fb5b49110279d2e92108b58988f44e4348 100644 (file)
--- a/PWG3/muon/AliAnalysisTaskESDMuonFilter.cxx
+++ b/PWG3/muon/AliAnalysisTaskESDMuonFilter.cxx
@@ -53,7 +53,7 @@ AliAnalysisTaskESDMuonFilter::AliAnalysisTaskESDMuonFilter(const char* name):
 void AliAnalysisTaskESDMuonFilter::UserCreateOutputObjects()
 {
   // Create the output container
-    OutputTree()->GetUserInfo()->Add(fTrackFilter);
+    if (fTrackFilter) OutputTree()->GetUserInfo()->Add(fTrackFilter);
 }
 
 void AliAnalysisTaskESDMuonFilter::Init()