From 9e12767c75191b440086a6a54f1d470a1b550332 Mon Sep 17 00:00:00 2001
From: webchick <webchick@24967.no-reply.drupal.org>
Date: Fri, 16 Dec 2011 06:42:49 -0600
Subject: Revert "Issue #813540 by jbrown, chx: Fixed Comparisons involving
 NULL must never return true."

This reverts commit 06f31080c7281c8227d2556cd0807744e91c9fb5.
---
 includes/database/query.inc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'includes/database/query.inc')

diff --git a/includes/database/query.inc b/includes/database/query.inc
index 9cdd8784e..c77968767 100644
--- a/includes/database/query.inc
+++ b/includes/database/query.inc
@@ -1704,6 +1704,9 @@ class DatabaseCondition implements QueryConditionInterface, Countable {
       if (is_array($value)) {
         $operator = 'IN';
       }
+      elseif (!isset($value)) {
+        $operator = 'IS NULL';
+      }
       else {
         $operator = '=';
       }
@@ -1737,7 +1740,7 @@ class DatabaseCondition implements QueryConditionInterface, Countable {
    * Implements QueryConditionInterface::isNull().
    */
   public function isNull($field) {
-    return $this->condition($field, NULL, 'IS NULL');
+    return $this->condition($field);
   }
 
   /**
-- 
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