4 files changed, 4 insertions, 4 deletions
diff --git a/phpBB/includes/cache/driver/file.php b/phpBB/includes/cache/driver/file.php
index 23063a1a28..b20c0064ea 100644
--- a/phpBB/includes/cache/driver/file.php
+++ b/phpBB/includes/cache/driver/file.php
@@ -368,7 +368,7 @@ class phpbb_cache_driver_file extends phpbb_cache_driver_base
 	/**
 	* Save sql query
 	*/
-	function sql_save($query, &$query_result, $ttl)
+	function sql_save($query, $query_result, $ttl)
 	{
 		global $db;
 
diff --git a/phpBB/includes/cache/driver/interface.php b/phpBB/includes/cache/driver/interface.php
index 313a2d4b31..847ba97262 100644
--- a/phpBB/includes/cache/driver/interface.php
+++ b/phpBB/includes/cache/driver/interface.php
@@ -75,7 +75,7 @@ interface phpbb_cache_driver_interface
 	/**
 	* Save sql query
 	*/
-	public function sql_save($query, &$query_result, $ttl);
+	public function sql_save($query, $query_result, $ttl);
 
 	/**
 	* Ceck if a given sql query exist in cache
diff --git a/phpBB/includes/cache/driver/memory.php b/phpBB/includes/cache/driver/memory.php
index 623ae44144..98ac02b161 100644
--- a/phpBB/includes/cache/driver/memory.php
+++ b/phpBB/includes/cache/driver/memory.php
@@ -284,7 +284,7 @@ abstract class phpbb_cache_driver_memory extends phpbb_cache_driver_base
 	/**
 	* Save sql query
 	*/
-	function sql_save($query, &$query_result, $ttl)
+	function sql_save($query, $query_result, $ttl)
 	{
 		global $db;
 
diff --git a/phpBB/includes/cache/driver/null.php b/phpBB/includes/cache/driver/null.php
index c143803d0e..df2c6c026f 100644
--- a/phpBB/includes/cache/driver/null.php
+++ b/phpBB/includes/cache/driver/null.php
@@ -107,7 +107,7 @@ class phpbb_cache_driver_null extends phpbb_cache_driver_base
 	/**
 	* Save sql query
 	*/
-	function sql_save($query, &$query_result, $ttl)
+	function sql_save($query, $query_result, $ttl)
 	{
 	}