Happy rubocop

src/lib/y2network/wicked/connection_config_writers/bonding.rb

@@ -28,7 +28,7 @@ class Bonding < Base
         # @see Y2Network::ConnectionConfigWriters::Base#update_file
         # @param conn [Y2Network::ConnectionConfig::Bonding] Configuration to write
         def update_file(conn)
-          file.bonding_slaves = file_slaves(conn)
+          file.bonding_slaves = file_ports(conn)
           file.bonding_module_opts = conn.options
           file.bonding_master = "yes"
         end
@@ -37,7 +37,7 @@ def update_file(conn)
         # format
         #
         # @return [Hash<Integer, String>] indexed devices in the bonding
-        def file_slaves(conn)
+        def file_ports(conn)
           conn.ports.each_with_index.with_object({}) { |(name, i), h| h[i] = name }
         end
       end

src/lib/y2network/widgets/slave_items.rb

@@ -38,7 +38,10 @@ module SlaveItems
       def slave_items_from(add_ifaces, included_ifaces, config)
         raise ArgumentError, "list of devices for adding cannot be nil" if add_ifaces.nil?
         raise ArgumentError, "some interfaces must be selected" if included_ifaces.nil?
-        raise ArgumentError, "list of devices cannot be empty" if add_ifaces.empty? && !included_ifaces.empty?
+
+        if add_ifaces.empty? && !included_ifaces.empty?
+          raise ArgumentError, "list of devices cannot be empty"
+        end
 
         textdomain "network"