From eba20c2f8afe24a8bab713946a248b45dd2a80f1 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Cristian=20Rodr=C3=ADguez?= <crrodriguez@opensuse.org>
Date: Mon, 11 May 2015 15:01:37 -0300
Subject: [PATCH] shared: Use O_EXCL with O_TMPFILE in open_tmpfile

In this usecase, the file will never be materialized
with linkat().
---
 src/shared/util.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/shared/util.c b/src/shared/util.c
index e36389eac..275fdece1 100644
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -4839,7 +4839,7 @@ int open_tmpfile(const char *path, int flags) {
 
 #ifdef O_TMPFILE
         /* Try O_TMPFILE first, if it is supported */
-        fd = open(path, flags|O_TMPFILE, S_IRUSR|S_IWUSR);
+        fd = open(path, flags|O_TMPFILE|O_EXCL, S_IRUSR|S_IWUSR);
         if (fd >= 0)
                 return fd;
 #endif
-- 
2.30.2