Remove the "call by reference"

diff --git a/include/socgraph.php b/include/socgraph.php
index f576798fc7825cf1a786510f954220671d04bf76..642d03d8911a6bf8b204f40ce9915bd092fbacbc 100644 (file)
--- a/include/socgraph.php
+++ b/include/socgraph.php
@@ -194,6 +194,7 @@ function poco_load_worker($cid, $uid, $zcid, $url) {
  * @brief Sanitize the given gcontact data
  *
  * @param array $gcontact array with gcontact data
+ * @throw Exception
  *
  * Generation:
  *  0: No definition
@@ -203,7 +204,7 @@ function poco_load_worker($cid, $uid, $zcid, $url) {
  *  4: ...
  *
  */
-function sanitize_gcontact(&$gcontact) {
+function sanitize_gcontact($gcontact) {
 
        if ($gcontact['url'] == "") {
                throw new Exception('URL is empty');