/**
* device_for_each_child - device child iterator.
- * @dev: parent struct device.
+ * @parent: parent struct device.
* @data: data for the callback.
* @fn: function to be called for each device.
*
- * Iterate over @dev's child devices, and call @fn for each,
+ * Iterate over @parent's child devices, and call @fn for each,
* passing it @data.
*
* We check the return of @fn each time. If it returns anything