WP remove filter after first usage

wp_remove_filter_after_first_usage

//Taken from http://stackoverflow.com/questions/18206115/how-to-avoid-affecting-other-queries-when-using-posts-orderby

// My list of post IDs in my custom order
$my_post_ids = array(1,3,2);

// Apply filter to the ORDERBY SQL statement
add_filter('posts_orderby', 'my_custom_orderby');
function my_custom_orderby($orderby_statement) {

    // Disable this filter for future queries!
    remove_filter(current_filter(), __FUNCTION__);

    global $my_post_ids;
    $orderby_statement = 'FIELD(ID, '.implode(',',$my_post_ids).')';     
    return $orderby_statement;
}

// My custom query
$my_custom_query = new WP_Query(array('post_type' => 'post', 'post__in' => $my_post_ids);