From b87dc19b4287aaf202af43282460ce49748d2f33 Mon Sep 17 00:00:00 2001
From: Sharan Naribole <snaribole@apple.com>
Date: Thu, 3 Jul 2025 12:21:24 +0200
Subject: [PATCH] wifi: AP requests max TX power in Trigger Frames if no frame
 received from STA

---
 src/wifi/model/he/he-frame-exchange-manager.cc | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/wifi/model/he/he-frame-exchange-manager.cc b/src/wifi/model/he/he-frame-exchange-manager.cc
index dd175cc16..560333ed4 100644
--- a/src/wifi/model/he/he-frame-exchange-manager.cc
+++ b/src/wifi/model/he/he-frame-exchange-manager.cc
@@ -1596,6 +1596,14 @@ HeFrameExchangeManager::SetTargetRssi(CtrlTriggerHeader& trigger) const
         auto itAidAddr = staList.find(userInfo.GetAid12());
         NS_ASSERT(itAidAddr != staList.end());
         auto optRssi = GetMostRecentRssi(itAidAddr->second);
+        if (!optRssi.has_value())
+        {
+            // This might happen after static setup where the AP has not received any
+            // frame from the client yet.
+            userInfo.SetUlTargetRssiMaxTxPower();
+            continue;
+        }
+
         NS_ASSERT(optRssi);
         auto rssi = static_cast<int8_t>(*optRssi);
         rssi = (rssi >= -20)