Several improvements

src/lib/y2storage/devicegraph.rb

@@ -324,7 +324,7 @@ def blk_devices
       BlkDevice.sorted_by_name(self)
     end
 
-    # All Encryption devicces in the devicegraph, sorted by name
+    # All Encryption devices in the devicegraph, sorted by name
     #
     # @return [Array<Encryption>]
     def encryptions
@@ -600,14 +600,15 @@ def alternative_names(device_name)
     #
     # @return [Device, nil] the found device, nil if no device matches the name
     def deep_find(name)
-      log.info "Trying to find a device by name: #{name}"
-
       # First check using the device name
       device = find_by_name(name)
       # If not found, check udev names directly handled by libstorage-ng
       device ||= blk_devices.find { |dev| dev.udev_full_all.include?(name) }
-      log.info "Device #{device.inspect} found by its libstorage-ng name #{name}"
-      return device if device
+
+      if device
+        log.info "Device #{device.inspect} found by its libstorage-ng name #{name}"
+        return device
+      end
 
       # If no device yet, there is still a chance using the slower
       # BlkDevice.find_by_any_name. Unfortunatelly this only works in the

src/lib/y2storage/encryption.rb

@@ -117,7 +117,7 @@ def auto_dm_name=(value)
     # See {Luks#match_crypttab_spec?}.
     #
     # This method checks whether the underlying device of the encryption is the
-    # device indicated in the second column of an crypttab entry.
+    # device indicated in the second column of a crypttab entry.
     #
     # Take into account that libstorage-ng discards during probing all the
     # udev names not considered reliable or stable enough. This method only
@@ -140,7 +140,7 @@ def crypttab_name?
     #
     # @note This relies on the userdata mechanism, see {#userdata_value}.
     #
-    # @return [String, nil] nil if rypttab name is not known
+    # @return [String, nil] nil if crypttab name is not known
     def crypttab_name
       userdata_value(:crypttab_name)
     end