From 4a02c257ca06c97037b3d17774b32a4d308a9de6 Mon Sep 17 00:00:00 2001
From: iarspider <iarspider@gmail.com>
Date: Wed, 4 Aug 2021 15:59:05 +0200
Subject: [PATCH] [GCC 11] Fix error "this pointer is null" in
 PhysicsTools/FWLite

Code now matches the desctiption
---
 PhysicsTools/FWLite/interface/Scanner.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/PhysicsTools/FWLite/interface/Scanner.h b/PhysicsTools/FWLite/interface/Scanner.h
index ca9ee51f4fffc..c71a67d5ac72a 100644
--- a/PhysicsTools/FWLite/interface/Scanner.h
+++ b/PhysicsTools/FWLite/interface/Scanner.h
@@ -254,7 +254,7 @@ namespace fwlite {
       if (htemplate != nullptr) {
         if ((strcmp(hname, "htemp") == 0) && (strcmp(hname, htemplate->GetName()) != 0))
           htempDelete();
-        hist = (TH1 *)hist->Clone(hname);
+        hist = (TH1 *)htemplate->Clone(hname);
       } else if (drawopt.Contains("SAME", TString::kIgnoreCase)) {
         hist = getSameH1(hname);
       }