4 files changed, 8 insertions, 20 deletions
diff --git a/phpBB/includes/functions_posting.php b/phpBB/includes/functions_posting.php
index 97daab8887..d94edc4257 100644
--- a/phpBB/includes/functions_posting.php
+++ b/phpBB/includes/functions_posting.php
@@ -1904,8 +1904,8 @@ function submit_post($mode, $subject, $username, $topic_type, &$poll, &$data, $u
 	extract($phpbb_dispatcher->trigger_event('core.submit_post_modify_sql_data', compact($vars)));
 	$poll = $poll_ary;
 	$data = $data_ary;
-	unset($poll);
-	unset($data);
+	unset($poll_ary);
+	unset($data_ary);
 
 	// Submit new topic
 	if ($post_mode == 'post')
diff --git a/phpBB/includes/ucp/ucp_pm_compose.php b/phpBB/includes/ucp/ucp_pm_compose.php
index 5c32a23ad6..c960591b46 100644
--- a/phpBB/includes/ucp/ucp_pm_compose.php
+++ b/phpBB/includes/ucp/ucp_pm_compose.php
@@ -266,8 +266,6 @@ function compose_pm($id, $mode, $action, $user_folders = array())
 		*
 		* @event core.ucp_pm_compose_compose_pm_basic_info_query_before
 		* @var	string	sql						String with the query to be executed
-		* @var	array	forum_list				List of forums that contain the posts
-		* @var	int		visibility_const		Integer with one of the possible ITEM_* constant values
 		* @var	int		msg_id					topic_id in the page request
 		* @var	int		to_user_id				The id of whom the message is to
 		* @var	int		to_group_id				The id of the group whom the message is to
@@ -276,14 +274,11 @@ function compose_pm($id, $mode, $action, $user_folders = array())
 		* @var	string	action					One of: post, reply, quote, forward, quotepost, edit, delete, smilies
 		* @var	bool	delete					Whether the user is deleting the PM
 		* @var	int		reply_to_all			Value of reply_to_all request variable.
-		* @var	string	limit_time_sql			String with the SQL code to limit the time interval of the post (Note: May be empty string)
-		* @var	string	sort_order_sql			String with the ORDER BY SQL code used in this query
 		* @since 3.1.0-RC5
+		* @change 3.2.0-a1 Removed undefined variables
 		*/
 		$vars = array(
 			'sql',
-			'forum_list',
-			'visibility_const',
 			'msg_id',
 			'to_user_id',
 			'to_group_id',
@@ -292,8 +287,6 @@ function compose_pm($id, $mode, $action, $user_folders = array())
 			'action',
 			'delete',
 			'reply_to_all',
-			'limit_time_sql',
-			'sort_order_sql',
 		);
 		extract($phpbb_dispatcher->trigger_event('core.ucp_pm_compose_compose_pm_basic_info_query_before', compact($vars)));
 
@@ -338,7 +331,6 @@ function compose_pm($id, $mode, $action, $user_folders = array())
 			* @var	string	sql					The original SQL used in the query
 			* @var	array	post				Associative array with the data of the quoted post
 			* @var	array	msg_id				The post_id that was searched to get the message for quoting
-			* @var	int		visibility_const	Visibility of the quoted post (one of the possible ITEM_* constant values)
 			* @var	int		topic_id			Topic ID of the quoted post
 			* @var	int		to_user_id			Users the message is sent to
 			* @var	int		to_group_id			Groups the message is sent to
@@ -348,13 +340,12 @@ function compose_pm($id, $mode, $action, $user_folders = array())
 			* @var	bool	delete				If deleting message
 			* @var	int		reply_to_all		Value of reply_to_all request variable.
 			* @since 3.1.0-RC5
+			* @change 3.2.0-a1 Removed undefined variables
 			*/
 			$vars = array(
 				'sql',
 				'post',
 				'msg_id',
-				'visibility_const',
-				'topic_id',
 				'to_user_id',
 				'to_group_id',
 				'submit',
diff --git a/phpBB/posting.php b/phpBB/posting.php
index 47fdb2d378..a8e4e4015e 100644
--- a/phpBB/posting.php
+++ b/phpBB/posting.php
@@ -1256,7 +1256,6 @@ if ($submit || $preview || $refresh)
 	* @var	array	poll		Array with poll data from post (must be used instead of the post_data equivalent)
 	* @var	string	mode		What action to take if the form is submitted
 	*				post|reply|quote|edit|delete|bump|smilies|popup
-	* @var	string	page_title	Title of the mode page
 	* @var	int	post_id		ID of the post
 	* @var	int	topic_id	ID of the topic
 	* @var	int	forum_id	ID of the forum
@@ -1265,12 +1264,12 @@ if ($submit || $preview || $refresh)
 	*				NOTE: Should be actual language strings, NOT language keys.
 	* @since 3.1.0-RC5
 	* @change 3.1.5-RC1 Added poll array to the event
+	* @change 3.2.0-a1 Removed undefined page_title
 	*/
 	$vars = array(
 		'post_data',
 		'poll',
 		'mode',
-		'page_title',
 		'post_id',
 		'topic_id',
 		'forum_id',
@@ -1383,7 +1382,6 @@ if ($submit || $preview || $refresh)
 			* @var	array	data		Array with post data going to be stored in the database
 			* @var	string	mode		What action to take if the form is submitted
 			*				post|reply|quote|edit|delete
-			* @var	string	page_title	Title of the mode page
 			* @var	int	post_id		ID of the post
 			* @var	int	topic_id	ID of the topic
 			* @var	int	forum_id	ID of the forum
@@ -1393,13 +1391,13 @@ if ($submit || $preview || $refresh)
 			*				NOTE: Should be actual language strings, NOT language keys.
 			* @since 3.1.0-RC5
 			* @changed 3.1.6-RC1 remove submit and error from event  Submit and Error are checked previously prior to running event
+			* @change 3.2.0-a1 Removed undefined page_title
 			*/
 			$vars = array(
 				'post_data',
 				'poll',
 				'data',
 				'mode',
-				'page_title',
 				'post_id',
 				'topic_id',
 				'forum_id',
@@ -1421,7 +1419,6 @@ if ($submit || $preview || $refresh)
 			* @var	array	data		Array with post data going to be stored in the database
 			* @var	string	mode		What action to take if the form is submitted
 			*				post|reply|quote|edit|delete
-			* @var	string	page_title	Title of the mode page
 			* @var	int	post_id		ID of the post
 			* @var	int	topic_id	ID of the topic
 			* @var	int	forum_id	ID of the forum
@@ -1432,13 +1429,13 @@ if ($submit || $preview || $refresh)
 			*				NOTE: Should be actual language strings, NOT language keys.
 			* @since 3.1.0-RC5
 			* @changed 3.1.6-RC1 remove submit and error from event  Submit and Error are checked previously prior to running event
+			* @change 3.2.0-a1 Removed undefined page_title
 			*/
 			$vars = array(
 				'post_data',
 				'poll',
 				'data',
 				'mode',
-				'page_title',
 				'post_id',
 				'topic_id',
 				'forum_id',
diff --git a/phpBB/search.php b/phpBB/search.php
index 13e842c7f8..d9e5d0557a 100644
--- a/phpBB/search.php
+++ b/phpBB/search.php
@@ -779,7 +779,7 @@ if ($keywords || $author || $author_id || $search_id || $submit)
 		$result = $db->sql_query($sql);
 		$result_topic_id = 0;
 
-		$rowset = array();
+		$rowset = $attachments = $topic_tracking_info = array();
 
 		if ($show_results == 'topics')
 		{