m_receiveCallback in Receive function in lora-net-device

[chekraF]

This instruction generates an error: msg="Attempted to dereference zero pointer". I try to find the problem, and I want to ask why you filled empty empty stuff in ptotocol and address m_receiveCallback (this, packet, 0, Address()); . the callback should not contain th eaddress of the gateway as aparameter?