diff options
| author | Tobias Stoeckmann <tobias@cvs.openbsd.org> | 2014-01-17 23:11:43 +0000 |
|---|---|---|
| committer | Tobias Stoeckmann <tobias@cvs.openbsd.org> | 2014-01-17 23:11:43 +0000 |
| commit | 3d8af209b5eeacc2b0349d46f2f4a6e5a4345e1d (patch) | |
| tree | 326c5d1be0a1bb560aecf3f1cf398a778269727a /sbin/dhclient/dhclient.c | |
| parent | efe37d4f67fca115749074bf82371666bc511b3c (diff) | |
Do not follow symlinks for -l and -L arguments.
ok krw@
Diffstat (limited to 'sbin/dhclient/dhclient.c')
| -rw-r--r-- | sbin/dhclient/dhclient.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/sbin/dhclient/dhclient.c b/sbin/dhclient/dhclient.c index 684d19c5ea4..fc3af8f4b4b 100644 --- a/sbin/dhclient/dhclient.c +++ b/sbin/dhclient/dhclient.c @@ -1,4 +1,4 @@ -/* $OpenBSD: dhclient.c,v 1.282 2014/01/16 21:41:22 tobias Exp $ */ +/* $OpenBSD: dhclient.c,v 1.283 2014/01/17 23:11:42 tobias Exp $ */ /* * Copyright 2004 Henning Brauer <henning@openbsd.org> @@ -563,7 +563,8 @@ main(int argc, char *argv[]) error("no memory for unpriv_ibuf"); imsg_init(unpriv_ibuf, socket_fd[1]); - if ((fd = open(path_dhclient_db, O_RDONLY|O_EXLOCK|O_CREAT, 0)) == -1) + if ((fd = open(path_dhclient_db, + O_RDONLY|O_EXLOCK|O_CREAT|O_NOFOLLOW, 0)) == -1) error("can't open and lock %s: %s", path_dhclient_db, strerror(errno)); read_client_leases(); @@ -1729,7 +1730,7 @@ rewrite_option_db(struct client_lease *offered, struct client_lease *effective) warning("cannot make effective lease into string"); write_file(path_option_db, - O_WRONLY | O_CREAT | O_TRUNC | O_SYNC | O_EXLOCK, + O_WRONLY | O_CREAT | O_TRUNC | O_SYNC | O_EXLOCK | O_NOFOLLOW, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH, 0, 0, db, strlen(db)); } |