处理以太网变化标记

app/src/main/cpp/PhoneDevice.cpp

@@ -3779,9 +3779,12 @@ void CPhoneDevice::UpdateNetwork(net_handle_t nethandle, bool available, bool de
     }
     else
     {
+        net_handle_t oldHandle = NETWORK_UNSPECIFIED;
         m_devLocker.lock();
+        oldHandle = m_ethnetHandle;
         m_ethnetHandle = available ? nethandle : NETWORK_UNSPECIFIED;
         m_devLocker.unlock();
+        changed = (oldHandle != nethandle);
         XYLOG(XYLOG_SEVERITY_WARNING, "Ethernet Handle: %lld", available ? (uint64_t)nethandle : 0);
     }
 }