From 46cc24628699153ca8db6de67cd5a53e0f0b9fba Mon Sep 17 00:00:00 2001
From: Isakov Artem <aisakov@nikhef.nl>
Date: Mon, 11 Dec 2023 13:39:48 +0100
Subject: [PATCH] ITS: FHRTask patch (#2071)

* Added all objects to reset function for correct SSS

* Fixed crash in FHR Task because of access to non-existing memory space
---
 Modules/ITS/src/ITSFhrTask.cxx | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/Modules/ITS/src/ITSFhrTask.cxx b/Modules/ITS/src/ITSFhrTask.cxx
index ff09e2f4c6..031836f07f 100644
--- a/Modules/ITS/src/ITSFhrTask.cxx
+++ b/Modules/ITS/src/ITSFhrTask.cxx
@@ -88,7 +88,6 @@ void ITSFhrTask::initialize(o2::framework::InitContext& /*ctx*/)
 {
   ILOG(Debug, Devel) << "initialize ITSFhrTask" << ENDM;
   getParameters();
-
   mGeneralOccupancy = new TH2Poly();
   mGeneralOccupancy->SetTitle("General Occupancy;mm (IB 3x);mm (IB 3x)");
   mGeneralOccupancy->SetName("General/General_Occupancy");
@@ -781,7 +780,6 @@ void ITSFhrTask::reset()
 {
   resetGeneralPlots();
   resetOccupancyPlots();
-
   mGeneralOccupancy->Reset("content");
   mGeneralNoisyPixel->Reset("content");
   mDecoder->clearStat();
@@ -797,6 +795,7 @@ void ITSFhrTask::reset()
         mHitnumberLane[istave][ichip] = 0;
         mOccupancyLane[istave][ichip] = 0;
         mHitPixelID_InStave[istave][0][ichip].clear();
+        mChipStat[istave][ichip] = 0;
       }
     }
   } else {
@@ -813,13 +812,11 @@ void ITSFhrTask::reset()
         mOccupancyLane[istave][2 * ihic + 1] = 0;
         for (int ichip = 0; ichip < nChipsPerHic[mLayer]; ichip++) {
           mHitPixelID_InStave[istave][ihic][ichip].clear();
+          mChipStat[istave][ihic * nChipsPerHic[mLayer] + ichip] = 0;
         }
       }
     }
   }
-
-  mTFCount = 0;
-  std::fill(&mChipStat[0][0], &mChipStat[0][0] + NStaves[mLayer] * nHicPerStave[mLayer] * nChipsPerHic[mLayer], 0);
   std::fill(&mNoisyPixelNumber[0][0], &mNoisyPixelNumber[0][0] + 7 * 48, 0);
   ILOG(Debug, Devel) << "Reset" << ENDM;
 }