From 77cec29b108df7d9c868d60baf74fbe9b64e08f5 Mon Sep 17 00:00:00 2001
From: Robin McCorkell <robin@mccorkell.me.uk>
Date: Tue, 26 Apr 2016 22:30:09 +0100
Subject: Prevent concurrent availability checks
---
lib/private/Files/Storage/Wrapper/Availability.php | 4 ++++
1 file changed, 4 insertions(+)
(limited to 'lib')
diff --git a/lib/private/Files/Storage/Wrapper/Availability.php b/lib/private/Files/Storage/Wrapper/Availability.php
index 0ed31ba854a..8d6fc4b3369 100644
--- a/lib/private/Files/Storage/Wrapper/Availability.php
+++ b/lib/private/Files/Storage/Wrapper/Availability.php
@@ -40,9 +40,13 @@ class Availability extends Wrapper {
}
/**
+ * Only called if availability === false
+ *
* @return bool
*/
private function updateAvailability() {
+ // reset availability to false so that multiple requests don't recheck concurrently
+ $this->setAvailability(false);
try {
$result = $this->test();
} catch (\Exception $e) {
--
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