From 3725cfb245bfae3a77baf857ea5403e8064b84b9 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Tue, 07 May 2013 09:12:22 -0400
Subject: [PATCH] Avoid uninitialized/unused variables

---
 program/lib/Roundcube/rcube_utils.php |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/program/lib/Roundcube/rcube_utils.php b/program/lib/Roundcube/rcube_utils.php
index fabe0f0..8467107 100644
--- a/program/lib/Roundcube/rcube_utils.php
+++ b/program/lib/Roundcube/rcube_utils.php
@@ -404,7 +404,7 @@
         $out = array();
         $src = $mode == self::INPUT_GET ? $_GET : ($mode == self::INPUT_POST ? $_POST : $_REQUEST);
 
-        foreach ($src as $key => $value) {
+        foreach (array_keys($src) as $key) {
             $fname = $key[0] == '_' ? substr($key, 1) : $key;
             if ($ignore && !preg_match('/^(' . $ignore . ')$/', $fname)) {
                 $out[$fname] = self::get_input_value($key, $mode);

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