From 5583e646bc03ebfc2b24c23f2fa61dcecdb6f612 Mon Sep 17 00:00:00 2001
From: Brion Vibber <brion@users.mediawiki.org>
Date: Fri, 28 May 2004 22:46:11 +0000
Subject: [PATCH] Simplify the blockcache mData validity check to avoid other
 potential not-an-array crap from slipping in

---
 includes/BlockCache.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/includes/BlockCache.php b/includes/BlockCache.php
index 5b65bdc20a..135d206d9b 100644
--- a/includes/BlockCache.php
+++ b/includes/BlockCache.php
@@ -36,7 +36,7 @@ class BlockCache
 				}
 			}
 
-			if ( $this->mData === false || is_null( $this->mData ) ) {
+			if ( !is_array( $this->mData ) ) {
 				# Load from DB
 				$this->mData = array();
 				Block::enumBlocks( "wfBlockCacheInsert", "" ); # Calls $this->insert()
-- 
2.20.1