From 1ee3efdf5507343bf84e45255d0a9173d1bebb91 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?G=C3=A1bor=20Hojtsy?= <gabor@hojtsy.hu>
Date: Wed, 19 Dec 2007 11:23:25 +0000
Subject: #202184 by Rho_pare: fix drupal_alter() not checking for having an
 array, broken by #192767

---
 includes/common.inc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'includes')

diff --git a/includes/common.inc b/includes/common.inc
index 81d350452..5f131ae00 100644
--- a/includes/common.inc
+++ b/includes/common.inc
@@ -2845,7 +2845,7 @@ function drupal_alter($type, &$data) {
   // array. This is somewhat ugly, but is an unavoidable consequence of a flexible
   // drupal_alter() function, and the limitations of func_get_args().
   // @todo: Remove this in Drupal 7.
-  if (isset($data['__drupal_alter_by_ref'])) {
+  if (is_array($data) && isset($data['__drupal_alter_by_ref'])) {
     $by_ref_parameters = $data['__drupal_alter_by_ref'];
     unset($data['__drupal_alter_by_ref']);
   }
-- 
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