Loop through sutom taxomonies and display posts

custom-taxonomy-post-loop.php

<?php
					//this loop returns all movies separated by genres they belong to
					$post_type = 'brand';
					$tax = 'division';
					$tax_terms = get_terms($tax);

					if ($tax_terms) {
						foreach ($tax_terms as $tax_term) {

							$args=array(
							'post_type' => $post_type,
							"$tax" => $tax_term->slug,
							'post_status' => 'publish',
							'posts_per_page' => -1,
							'caller_get_posts'=> 1
							);

							$my_query = null;
							$my_query = new WP_Query($args);

							if( $my_query->have_posts() ) {
								echo '<li><a href="/division/' . $tax_term->slug . '">' . $tax_term->name . '</a>';
									echo '<ul>';

										while ($my_query->have_posts()) : $my_query->the_post(); ?>

										<li><a href="<?php the_permalink() ?>"><?php the_title(); ?></a></li>

										<?php endwhile;

									echo '</ul>';
								echo '</li>';
							}
							wp_reset_query();
						}
					}
					?>