Changing return type of disconnect from bool to void since the operation can't fail anyway

Author: aentinger

Diff for: src/ArduinoIoTCloud.h

@@ -133,7 +133,7 @@ class ArduinoIoTCloudClass
   protected:
 
     virtual int  connect   () = 0;
-    virtual bool disconnect() = 0;
+    virtual void disconnect() = 0;
 
     inline ArduinoIoTConnectionStatus getIoTStatus() { return _iot_status; }
 

Diff for: src/ArduinoIoTCloudLPWAN.cpp

@@ -114,10 +114,9 @@ int ArduinoIoTCloudLPWAN::connect()
   return 1;
 }
 
-bool ArduinoIoTCloudLPWAN::disconnect()
+void ArduinoIoTCloudLPWAN::disconnect()
 {
   _connection->disconnect();
-  return true;
 }
 
 /******************************************************************************

Diff for: src/ArduinoIoTCloudLPWAN.h

@@ -53,7 +53,7 @@ class ArduinoIoTCloudLPWAN : public ArduinoIoTCloudClass
   protected:
 
     virtual int  connect       () override;
-    virtual bool disconnect    () override;
+    virtual void disconnect    () override;
 
 
   private:

Diff for: src/ArduinoIoTCloudTCP.cpp

@@ -227,10 +227,9 @@ int ArduinoIoTCloudTCP::connect()
   return CONNECT_SUCCESS;
 }
 
-bool ArduinoIoTCloudTCP::disconnect()
+void ArduinoIoTCloudTCP::disconnect()
 {
   _mqttClient->stop();
-  return true;
 }
 
 /******************************************************************************

Diff for: src/ArduinoIoTCloudTCP.h

@@ -82,7 +82,7 @@ class ArduinoIoTCloudTCP: public ArduinoIoTCloudClass
   protected:
 
     virtual int  connect       () override;
-    virtual bool disconnect    () override;
+    virtual void disconnect    () override;
 
 
   private: