From 6d2dc6441a22e7eb87de0fe34bd575b7bacb636b Mon Sep 17 00:00:00 2001
From: David Crocker <dcrocker@eschertech.com>
Date: Tue, 4 Oct 2022 13:50:10 +0100
Subject: Fixed network starup issues on MB6HC

---
 src/Networking/Network.cpp | 24 ++++++++++++++++++------
 1 file changed, 18 insertions(+), 6 deletions(-)

(limited to 'src')

diff --git a/src/Networking/Network.cpp b/src/Networking/Network.cpp
index 428c097f..78cbd2d8 100644
--- a/src/Networking/Network.cpp
+++ b/src/Networking/Network.cpp
@@ -97,6 +97,9 @@ Network::Network(Platform& p) noexcept : platform(p)
 # else
 #  error Unknown board
 # endif
+# if defined(DUET3_MB6HC)
+	interfaces[1] = nullptr;			// no WiFi interface yet
+# endif
 #endif // HAS_NETWORKING
 }
 
@@ -344,7 +347,7 @@ WiFiInterface *Network::FindWiFiInterface() const noexcept
 #if HAS_WIFI_NETWORKING
 	for (NetworkInterface *iface : interfaces)
 	{
-		if (iface->IsWiFiInterface())
+		if (iface != nullptr && iface->IsWiFiInterface())
 		{
 			return static_cast<WiFiInterface *>(iface);
 		}
@@ -527,7 +530,10 @@ void Network::Spin() noexcept
 		// Keep the network modules running
 		for (NetworkInterface *iface : interfaces)
 		{
-			iface->Spin();
+			if (iface != nullptr)
+			{
+				iface->Spin();
+			}
 		}
 
 #if HAS_RESPONDERS
@@ -597,7 +603,10 @@ void Network::Diagnostics(MessageType mtype) noexcept
 
 	for (NetworkInterface *iface : interfaces)
 	{
-		iface->Diagnostics(mtype);
+		if (iface != nullptr)
+		{
+			iface->Diagnostics(mtype);
+		}
 	}
 #endif
 
@@ -622,7 +631,7 @@ void Network::SetEthernetIPAddress(IPAddress p_ipAddress, IPAddress p_netmask, I
 #if HAS_NETWORKING
 	for (NetworkInterface *iface : interfaces)
 	{
-		if (!iface->IsWiFiInterface())
+		if (iface != nullptr && !iface->IsWiFiInterface())
 		{
 			iface->SetIPAddress(p_ipAddress, p_netmask, p_gateway);
 		}
@@ -693,9 +702,12 @@ void Network::SetHostname(const char *name) noexcept
 		strcpy(hostname, DEFAULT_HOSTNAME);
 	}
 
-	for (unsigned int i = 0; i < GetNumNetworkInterfaces(); ++i)
+	for (NetworkInterface *iface : interfaces)
 	{
-		interfaces[i]->UpdateHostname(hostname);
+		if (iface != nullptr)
+		{
+			iface->UpdateHostname(hostname);
+		}
 	}
 #endif
 }
-- 
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