Avoid "only variables should be passed by reference" warnings

diff --git a/framework/Support/test/Horde/Support/ConsistentHashTest.php b/framework/Support/test/Horde/Support/ConsistentHashTest.php
index fc02093..24e4e98 100644 (file)
--- a/framework/Support/test/Horde/Support/ConsistentHashTest.php
+++ b/framework/Support/test/Horde/Support/ConsistentHashTest.php
@@ -183,7 +183,8 @@ class Horde_Support_ConsistentHashTest extends PHPUnit_Framework_TestCase
         // Remove the fixed test value.
         $nodes = array_values($nodes);
         $testindex = array_search('key', $nodes);
-        $testvalue = array_shift(array_splice($nodes, $testindex, 1));
+        $tmp = array_splice($nodes, $testindex, 1);
+        $testvalue = array_shift($tmp);
 
         foreach ($nodes as $node) {
             $h->add($node);
@@ -216,7 +217,8 @@ class Horde_Support_ConsistentHashTest extends PHPUnit_Framework_TestCase
         // Remove the fixed test value.
         $nodes = array_values($nodes);
         $testindex = array_search('key', $nodes);
-        $testvalue = array_shift(array_splice($nodes, $testindex, 1));
+        $tmp = array_splice($nodes, $testindex, 1);
+        $testvalue = array_shift($tmp);
 
         foreach ($nodes as $node) {
             $h->add($node);