Commit f7fa816f authored by dman's avatar dman Committed by yukare

Issue #2347413 by dman: Strict warning : Only variables should be passed by reference

parent aa5ddcc2
......@@ -84,7 +84,8 @@ function theme_lightbox2_image($variables) {
$entity = entity_load('file', array($item['fid']));
$entity = $entity[$item['fid']];
$rel.=drupal_render(field_view_field('file', $entity, $caption, $caption_display));
$renderable_field = field_view_field('file', $entity, $caption, $caption_display);
$rel .= drupal_render($renderable_field);
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