```ruby
class GuestDeviceController < ApplicationController
  include Mixins::GenericListMixin
  include Mixins::GenericShowMixin
  include Mixins::MoreShowActions
  include Mixins::GenericSessionMixin

  before_action :check_privileges
  before_action :get_session_data
  after_action :cleanup_action
  after_action :set_session_data

  feature_for_actions "#{controller_name}_show_list", *ADV_SEARCH_ACTIONS

  def self.model
    @model ||= "GuestDevice".safe_constantize
  end

  def title
    _('Guest Devices')
  end

  def model
    self.class.model
  end

  def self.table_name
    @table_name ||= "guest_device"
  end

  def set_session_data
    super
    session[:layout] = @layout
  end

  def textual_group_list
    [
      %i[properties physical_network_ports firmware],
    ]
  end
  helper_method(:textual_group_list)
end
```

Use superclass method, removing needlessly overidden method
user
```ruby
class GuestDeviceController < ApplicationController
  include Mixins::GenericListMixin
  include Mixins::GenericShowMixin
  include Mixins::MoreShowActions
  include Mixins::GenericSessionMixin

  before_action :check_privileges
  before_action :get_session_data
  after_action :cleanup_action
  after_action :set_session_data

  feature_for_actions "#{controller_name}_show_list", *ADV_SEARCH_ACTIONS

  def title
    _('Guest Devices')
  end

  def model
    self.class.model
  end

  def self.table_name
    @table_name ||= "guest_device"
  end

  def set_session_data
    super
    session[:layout] = @layout
  end

  def textual_group_list
    [
      %i[properties physical_network_ports firmware],
    ]
  end
  helper_method(:textual_group_list)
end
```
assistant