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