From 2f741d7ad41c0df959bb27597abac5db587f5455 Mon Sep 17 00:00:00 2001
From: Ad Schellevis <ad@opnsense.org>
Date: Mon, 5 Sep 2016 21:12:57 +0200
Subject: [PATCH] (crashreport) limit output chunks to 5MB, if we can't find
 </head> within that area it's very unlikely that it exists in the output.

report:
PHP Fatal error:  Allowed memory size of 268435456 bytes exhausted (tried to allocate 35997807 bytes) in /usr/local/www/csrf/csrf-magic.php on line 144
---
 src/www/csrf/csrf-magic.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/www/csrf/csrf-magic.php b/src/www/csrf/csrf-magic.php
index 869edee9e..a4355d2ad 100644
--- a/src/www/csrf/csrf-magic.php
+++ b/src/www/csrf/csrf-magic.php
@@ -410,7 +410,8 @@ if (function_exists('csrf_startup')) {
 }
 // Initialize our handler
 if ($GLOBALS['csrf']['rewrite']) {
-    ob_start('csrf_ob_handler');
+    // limit output chunks to max 5MB
+    ob_start('csrf_ob_handler', 5242880);
 }
 // Perform check
 csrf_check();