From 342989657f7fd4b90cc1643f287a548b3f34e173 Mon Sep 17 00:00:00 2001
From: Dion Hulse <dd32@git.wordpress.org>
Date: Wed, 29 Apr 2015 03:16:06 +0000
Subject: [PATCH] When creating a temporary file treat the `/` directory
 properly, to prevent it ending up in an endless self-calling loop. Props
 hnle, taka2. Fixes #32135. See #31811

git-svn-id: https://develop.svn.wordpress.org/trunk@32322 602fd350-edb4-49c9-b593-d223f7449a82
---
 src/wp-admin/includes/file.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/wp-admin/includes/file.php b/src/wp-admin/includes/file.php
index 55125f6c73..6c12b3f37a 100644
--- a/src/wp-admin/includes/file.php
+++ b/src/wp-admin/includes/file.php
@@ -146,7 +146,7 @@ function wp_tempnam( $filename = '', $dir = '' ) {
 		$dir = get_temp_dir();
 	}
 
-	if ( empty( $filename ) || '.' == $filename ) {
+	if ( empty( $filename ) || '.' == $filename || '/' == $filename ) {
 		$filename = time();
 	}