support unix sockets for memcache

Signed-off-by: Florian Pritz <bluewind@xssn.at>

1 files changed, 1 insertions, 1 deletions

diff --git a/system/application/libraries/MemcacheLibrary.php b/system/application/libraries/MemcacheLibrary.php
index 046a6f599..367c85078 100644
--- a/system/application/libraries/MemcacheLibrary.php
+++ b/system/application/libraries/MemcacheLibrary.php
@@ -62,7 +62,7 @@ class MemcacheLibrary {
         $this->CI->config->load("memcache");
 
         /* connect to default server */
-        if($this->CI->config->item("MEMCACHE_HOST") && $this->CI->config->item("MEMCACHE_PORT")) {
+        if($this->CI->config->item("MEMCACHE_HOST") && $this->CI->config->item("MEMCACHE_PORT") !== false) {
             $this->addServer($this->CI->config->item("MEMCACHE_HOST"), $this->CI->config->item("MEMCACHE_PORT"));
         }