Removed unused variable $name in Cache_memcached.php
diff --git a/system/libraries/Cache/drivers/Cache_memcached.php b/system/libraries/Cache/drivers/Cache_memcached.php
index 246a7a2..4c35c55 100644
--- a/system/libraries/Cache/drivers/Cache_memcached.php
+++ b/system/libraries/Cache/drivers/Cache_memcached.php
@@ -196,7 +196,7 @@
 			return FALSE;
 		}
 
-		foreach ($this->_memcache_conf as $name => $cache_server)
+		foreach ($this->_memcache_conf as $cache_server)
 		{
 			if ( ! array_key_exists('hostname', $cache_server))
 			{
@@ -260,4 +260,4 @@
 }
 
 /* End of file Cache_memcached.php */
-/* Location: ./system/libraries/Cache/drivers/Cache_memcached.php */
\ No newline at end of file
+/* Location: ./system/libraries/Cache/drivers/Cache_memcached.php */