Index: includes/common.inc
===================================================================
RCS file: /cvs/drupal/drupal/includes/common.inc,v
retrieving revision 1.836
diff -u -p -r1.836 common.inc
--- includes/common.inc	9 Dec 2008 11:09:26 -0000	1.836
+++ includes/common.inc	10 Dec 2008 14:45:09 -0000
@@ -537,9 +537,8 @@ function drupal_http_request($url, $head
   $request = $method . ' ' . $path . " HTTP/1.0\r\n";
   $request .= implode("\r\n", $defaults);
   $request .= "\r\n\r\n";
-  if ($data) {
-    $request .= $data . "\r\n";
-  }
+  $request .= $data;
+
   $result->request = $request;
 
   fwrite($fp, $request);