From 5f0799aa859914cb6ed4428f023b8f46406218c3 Mon Sep 17 00:00:00 2001
From: Andrey Andreev <narf@devilix.net>
Date: Thu, 31 Jul 2014 13:32:41 +0300
Subject: Fix #3161

---
 system/libraries/Cache/drivers/Cache_file.php  | 12 ++++++++++--
 system/libraries/Cache/drivers/Cache_redis.php |  8 ++------
 2 files changed, 12 insertions(+), 8 deletions(-)

(limited to 'system/libraries/Cache')

diff --git a/system/libraries/Cache/drivers/Cache_file.php b/system/libraries/Cache/drivers/Cache_file.php
index c6aa848fe..aa2e8fa38 100644
--- a/system/libraries/Cache/drivers/Cache_file.php
+++ b/system/libraries/Cache/drivers/Cache_file.php
@@ -125,7 +125,11 @@ class CI_Cache_file extends CI_Driver {
 	{
 		$data = $this->_get($id);
 
-		if ($data === FALSE OR ! is_int($data['data']))
+		if ($data === FALSE)
+		{
+			$data = array('data' => 0, 'ttl' => 60);
+		}
+		elseif ( ! is_int($data['data']))
 		{
 			return FALSE;
 		}
@@ -149,7 +153,11 @@ class CI_Cache_file extends CI_Driver {
 	{
 		$data = $this->_get($id);
 
-		if ($data === FALSE OR ! is_int($data['data']))
+		if ($data === FALSE)
+		{
+			$data = array('data' => 0, 'ttl' => 60);
+		}
+		elseif ( ! is_int($data['data']))
 		{
 			return FALSE;
 		}
diff --git a/system/libraries/Cache/drivers/Cache_redis.php b/system/libraries/Cache/drivers/Cache_redis.php
index 1c76426c5..7a2b70382 100644
--- a/system/libraries/Cache/drivers/Cache_redis.php
+++ b/system/libraries/Cache/drivers/Cache_redis.php
@@ -113,9 +113,7 @@ class CI_Cache_redis extends CI_Driver
 	 */
 	public function increment($id, $offset = 1)
 	{
-		return $this->_redis->exists($id)
-			? $this->_redis->incr($id, $offset)
-			: FALSE;
+		return $this->_redis->incr($id, $offset);
 	}
 
 	// ------------------------------------------------------------------------
@@ -129,9 +127,7 @@ class CI_Cache_redis extends CI_Driver
 	 */
 	public function decrement($id, $offset = 1)
 	{
-		return $this->_redis->exists($id)
-			? $this->_redis->decr($id, $offset)
-			: FALSE;
+		return $this->_redis->decr($id, $offset);
 	}
 
 	// ------------------------------------------------------------------------
-- 
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