#991066: Allow drupal_array_get_nested_value() to return a reference

From: Damien Tournoud <damien@commerceguys.com>


---
 common.inc |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git includes/common.inc includes/common.inc
index 651eb6a..154be09 100644
--- includes/common.inc
+++ includes/common.inc
@@ -6200,7 +6200,7 @@ function drupal_array_set_nested_value(array &$array, array $parents, $value, $f
  *
  * @see drupal_array_set_nested_value()
  */
-function drupal_array_get_nested_value(array &$array, array $parents, &$key_exists = NULL) {
+function &drupal_array_get_nested_value(array &$array, array $parents, &$key_exists = NULL) {
   $ref = &$array;
   foreach ($parents as $parent) {
     if (is_array($ref) && array_key_exists($parent, $ref)) {