From 697cbf22d587dfadb0ca790ba11516dd894ec584 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michal=20=C4=8Ciha=C5=99?= <michal@cihar.com>
Date: Tue, 10 Jun 2014 09:46:39 +0200
Subject: [PATCH] Simplify code
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foreach on empty list does nothing, so we can skip the initial
condition.

Signed-off-by: Michal Čihař <michal@cihar.com>
---
 libraries/DatabaseInterface.class.php | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/libraries/DatabaseInterface.class.php b/libraries/DatabaseInterface.class.php
index d35cb3127f..76f9eca2d0 100644
--- a/libraries/DatabaseInterface.class.php
+++ b/libraries/DatabaseInterface.class.php
@@ -915,13 +915,9 @@ class PMA_DatabaseInterface
         $drops = array_diff(
             array_keys($databases), (array) $GLOBALS['pma']->databases
         );
-        if (count($drops)) {
-            foreach ($drops as $drop) {
-                unset($databases[$drop]);
-            }
-            unset($drop);
+        foreach ($drops as $drop) {
+            unset($databases[$drop]);
         }
-        unset($sql_where_schema, $sql, $drops);
 
         /**
          * apply limit and order manually now