From 57f44554375a38209abe515cfe7919493aff16d2 Mon Sep 17 00:00:00 2001
From: catch <catch@35733.no-reply.drupal.org>
Date: Tue, 27 Sep 2011 22:14:28 +0900
Subject: [PATCH] Issue #1244296 by das-peter: fix strict warning from reset().

---
 memcache.inc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/memcache.inc b/memcache.inc
index 443e57e..78ed418 100644
--- a/memcache.inc
+++ b/memcache.inc
@@ -296,7 +296,11 @@ class MemCacheDrupal implements DrupalCacheInterface {
     }
 
     if ($flush) {
-      $key_length = isset($this->wildcard_flushes[$this->bin]) ? strlen(reset(array_keys($this->wildcard_flushes[$this->bin]))) : $length;
+      $key_length = $length;
+      if (isset($this->wildcard_flushes[$this->bin])) {
+        $keys = array_keys($this->wildcard_flushes[$this->bin]);
+        $key_length = strlen(reset($keys));
+      }
       $key = substr($cid, 0, $key_length);
       // Avoid too many calls to variable_set() by only recording a flush for
       // a fraction of the wildcard invalidation variable, per cid length.
-- 
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