- Patch #137138 by jvandyk: fixed problem with drupal_http_request() not setting the proper error code when a network effect occurs. Causes the XML-RPC backend to fail.

includes/common.inc

@@ -431,7 +431,10 @@ function drupal_http_request($url, $headers = array(), $method = 'GET', $data =
 
   // Make sure the socket opened properly.
   if (!$fp) {
-    $result->error = trim($errno .' '. $errstr);
+    // When a network error occurs, we make sure that it is a negative
+    // number so it can clash with the HTTP status codes.
+    $result->code = -$errno;
+    $result->error = trim($errstr);
     return $result;
   }
 

includes/xmlrpc.inc

@@ -440,7 +440,7 @@ function _xmlrpc() {
   $xmlrpc_request = xmlrpc_request($method, $args);
   $result = drupal_http_request($url, array("Content-Type" => "text/xml"), 'POST', $xmlrpc_request->xml);
   if ($result->code != 200) {
-    xmlrpc_error(-$result->code, $result->error);
+    xmlrpc_error($result->code, $result->error);
     return FALSE;
   }
   $message = xmlrpc_message($result->data);