From 779da7c858445d11df571dabfe344f11670c4109 Mon Sep 17 00:00:00 2001
From: Yakun Xu <xyk@google.com>
Date: Mon, 27 Apr 2020 01:02:28 +0800
Subject: [PATCH] [diag] initialize tx power and channel on start (#4890)

---
 src/core/diags/factory_diags.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/core/diags/factory_diags.cpp b/src/core/diags/factory_diags.cpp
index 43aa3114a..afe5ea36a 100644
--- a/src/core/diags/factory_diags.cpp
+++ b/src/core/diags/factory_diags.cpp
@@ -160,9 +160,6 @@ Diags::Diags(Instance &aInstance)
     , mRepeatActive(false)
 {
     mStats.Clear();
-
-    otPlatDiagChannelSet(mChannel);
-    otPlatDiagTxPowerSet(mTxPower);
 }
 
 otError Diags::ProcessChannel(uint8_t aArgsLength, char *aArgs[], char *aOutput, size_t aOutputMaxLen)
@@ -291,6 +288,9 @@ otError Diags::ProcessStart(uint8_t aArgsLength, char *aArgs[], char *aOutput, s
 
     otError error = OT_ERROR_NONE;
 
+    otPlatDiagChannelSet(mChannel);
+    otPlatDiagTxPowerSet(mTxPower);
+
     Get<Radio>().Enable();
     Get<Radio>().SetPromiscuous(true);
     otPlatAlarmMilliStop(&GetInstance());