From a258189f075bde2c1dcb04143ca609354e296a8d Mon Sep 17 00:00:00 2001
From: Stefano Avallone <stavallo@unina.it>
Date: Fri, 22 Sep 2023 11:15:20 +0200
Subject: [PATCH] wifi: Nullify callback when disposing SpectrumWifiPhy

---
 src/wifi/model/spectrum-wifi-phy.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/wifi/model/spectrum-wifi-phy.cc b/src/wifi/model/spectrum-wifi-phy.cc
index 6bffabc88..dbb5903c8 100644
--- a/src/wifi/model/spectrum-wifi-phy.cc
+++ b/src/wifi/model/spectrum-wifi-phy.cc
@@ -111,6 +111,7 @@ SpectrumWifiPhy::DoDispose()
     m_spectrumPhyInterfaces.clear();
     m_currentSpectrumPhyInterface = nullptr;
     m_antenna = nullptr;
+    m_channelSwitchedCallback.Nullify();
     WifiPhy::DoDispose();
 }