Remove feed (RSS) icon From Drupal

Option 1: in template.php
View Gist on GitHub

<?php

function template_preprocess_page(&$variables) {
  $variables['feed_icons'] = '';
}

Although option 2 may have a slight edge in performance, if you're implementing this hook for another reason may as well do it here.

Option 2: in page.tpl.php, remove
View Gist on GitHub

<?php print $feed_icons; ?>