From f23eee42f83654af4cc5d9c472514ce8042681c6 Mon Sep 17 00:00:00 2001
From: Eduardo Montoya <edmont@users.noreply.github.com>
Date: Tue, 11 Oct 2022 17:31:08 +0200
Subject: [PATCH] [thci] fix `setBbrDataset` (#8261)

Cover the case when neither `MlrTimeout` or `ReRegDelay` are being
modified.
---
 tools/harness-thci/OpenThread.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/harness-thci/OpenThread.py b/tools/harness-thci/OpenThread.py
index 330a556c4..3b1a99415 100644
--- a/tools/harness-thci/OpenThread.py
+++ b/tools/harness-thci/OpenThread.py
@@ -2870,7 +2870,7 @@ class OpenThreadTHCI(object):
                 self.bbrSeqNum = 128
             else:
                 self.bbrSeqNum = (self.bbrSeqNum + 1) % 256
-        else:
+        elif SeqNum is not None:
             self.bbrSeqNum = SeqNum
 
         return self.__configBbrDataset(SeqNum=self.bbrSeqNum, MlrTimeout=MlrTimeout, ReRegDelay=ReRegDelay)