? drupal-1038932.patch
Index: modules/image/image.field.inc
===================================================================
RCS file: /cvs/drupal/drupal/modules/image/image.field.inc,v
retrieving revision 1.34
diff -u -p -r1.34 image.field.inc
--- modules/image/image.field.inc	31 Oct 2010 12:12:00 -0000	1.34
+++ modules/image/image.field.inc	31 Jan 2011 05:09:04 -0000
@@ -548,7 +548,7 @@ function theme_image_formatter($variable
 
   if ($variables['path']) {
     $path = $variables['path']['path'];
-    $options = $variables['path']['options'];
+    $options = isset($variables['path']['options']) ? $variables['path']['options'] : array();
     // When displaying an image inside a link, the html option must be TRUE.
     $options['html'] = TRUE;
     $output = l($output, $path, $options);