File 0004-dhcp-4.1.1-tmpfile.patch of Package dhcp.19307
From 70f2683580a88180238804546dd24a6a41427282 Mon Sep 17 00:00:00 2001
From: Marius Tomaschewski <mt@suse.de>
Date: Thu, 18 Aug 2011 10:06:01 +0200
Subject: [PATCH] dhcp-4.1.1-tmpfile
Signed-off-by: Marius Tomaschewski <mt@suse.de>
diff --git a/server/db.c b/server/db.c
index 5238ed8..0c642ad 100644
--- a/server/db.c
+++ b/server/db.c
@@ -1116,15 +1116,19 @@ int new_lease_file ()
* either by malice or ignorance, we panic, since the potential
* for havoc is high.
*/
- if (snprintf (newfname, sizeof newfname, "%s.%d",
- path_dhcpd_db, (int)t) >= sizeof newfname)
+ if (snprintf (newfname, sizeof newfname, "%s.XXXXXX",
+ path_dhcpd_db) >= sizeof newfname)
log_fatal("new_lease_file: lease file path too long");
- db_fd = open (newfname, O_WRONLY | O_TRUNC | O_CREAT, 0664);
+ db_fd = mkstemp (newfname);
if (db_fd < 0) {
log_error ("Can't create new lease file: %m");
return 0;
}
+ if (fchmod(db_fd, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH) == -1) {
+ log_error ("Can't fchmod new lease file: %m");
+ goto fail;
+ }
#if defined (PARANOIA)
/*
--
2.1.4