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-rw-r--r--system/libraries/Cache/Cache.php5
1 files changed, 2 insertions, 3 deletions
diff --git a/system/libraries/Cache/Cache.php b/system/libraries/Cache/Cache.php
index 215a7c528..06403b6e9 100644
--- a/system/libraries/Cache/Cache.php
+++ b/system/libraries/Cache/Cache.php
@@ -243,14 +243,13 @@ class CI_Cache extends CI_Driver_Library {
*/
public function is_supported($driver)
{
- static $support = array();
+ static $support;
- if ( ! isset($support[$driver]))
+ if ( ! isset($support, $support[$driver]))
{
$support[$driver] = $this->{$driver}->is_supported();
}
return $support[$driver];
}
-
}