staging: unisys: visorinput: Add default conditions to case statements

This commit adds a default condition to those case statements that do not
already have one. This is done to provide both a logical covering of all
conditions, as well as to maintain uniformity with the rest of the Unisys
driver set.

Signed-off-by: David Binder <david.binder@unisys.com>
Signed-off-by: David Kershner <david.kershner@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/unisys/visorinput/visorinput.c

@@ -409,6 +409,9 @@ devdata_create(struct visor_device *dev, enum visorinput_device_type devtype)
 		if (!devdata->visorinput_dev)
 			goto cleanups_register;
 		break;
+	default:
+		/* No other input devices supported */
+		break;
 	}
 
 	dev_set_drvdata(&dev->device, devdata);
@@ -653,6 +656,9 @@ visorinput_channel_interrupt(struct visor_device *dev)
 			input_report_rel(visorinput_dev, REL_WHEEL, -1);
 			input_sync(visorinput_dev);
 			break;
+		default:
+			/* Unsupported input action */
+			break;
 		}
 	}
 }