From fa79cdb5ba47edbb866cd285808c1d8d8d3144c2 Mon Sep 17 00:00:00 2001
From: rmagueta <rmagueta@allbesmart.pt>
Date: Wed, 10 Mar 2021 19:21:06 +0000
Subject: [PATCH] Revert RA preamble shift at gNB

---
 openair1/PHY/NR_TRANSPORT/nr_prach.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/openair1/PHY/NR_TRANSPORT/nr_prach.c b/openair1/PHY/NR_TRANSPORT/nr_prach.c
index 0c1fde07a2..1d971a8831 100644
--- a/openair1/PHY/NR_TRANSPORT/nr_prach.c
+++ b/openair1/PHY/NR_TRANSPORT/nr_prach.c
@@ -681,7 +681,7 @@ void rx_nr_prach(PHY_VARS_gNB *gNB,
         preamble_shift  -= NCS;
 
         if (preamble_shift < 0)
-          preamble_shift+=((N_ZC/NCS)*NCS);
+          preamble_shift+=N_ZC;
       }
     } else { // This is the high-speed case
       new_dft = 0;