From 920331e74ea2be3fcecce06d18052fed41b494fb Mon Sep 17 00:00:00 2001
From: Marina Glancy <marina@moodle.com>
Date: Mon, 15 Feb 2021 19:45:23 +0100
Subject: [PATCH] MDL-70901 cache: @ no longer masks errors in unlink in php 8

---
 cache/stores/file/lib.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cache/stores/file/lib.php b/cache/stores/file/lib.php
index dd5e05825e4..0c08710d551 100644
--- a/cache/stores/file/lib.php
+++ b/cache/stores/file/lib.php
@@ -399,7 +399,7 @@ class cachestore_file extends cache_store implements cache_is_key_aware, cache_i
     public function delete($key) {
         $filename = $key.'.cache';
         $file = $this->file_path_for_key($key);
-        if (@unlink($file)) {
+        if (file_exists($file) && @unlink($file)) {
             unset($this->keys[$filename]);
             return true;
         }