diff options
| author | Kenneth R Westerback <krw@cvs.openbsd.org> | 2018-02-11 22:00:20 +0000 |
|---|---|---|
| committer | Kenneth R Westerback <krw@cvs.openbsd.org> | 2018-02-11 22:00:20 +0000 |
| commit | 82593a3cc7aa1c55397ce07f32c1c99991e6339b (patch) | |
| tree | b590d946b186739980a6bbf565dd9fca8f2e3d42 | |
| parent | 991f7a496071f2d3cb8d770319afa2b0022e3860 (diff) | |
Ooops. After getting a NAK in response to a renewal REQUEST, we delete
the interface's address and thus the cached configuration data becomes
invalid and must be discarded.
Issue found & fix tested by Christer Solskogen. Thanks!
| -rw-r--r-- | sbin/dhclient/dhclient.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/sbin/dhclient/dhclient.c b/sbin/dhclient/dhclient.c index 608b4176763..df3118a6765 100644 --- a/sbin/dhclient/dhclient.c +++ b/sbin/dhclient/dhclient.c @@ -1,4 +1,4 @@ -/* $OpenBSD: dhclient.c,v 1.563 2018/02/11 04:16:58 krw Exp $ */ +/* $OpenBSD: dhclient.c,v 1.564 2018/02/11 22:00:19 krw Exp $ */ /* * Copyright 2004 Henning Brauer <henning@openbsd.org> @@ -932,6 +932,8 @@ dhcpnak(struct interface_info *ifi, const char *src) free_client_lease(ifi->active); ifi->active = NULL; + free(ifi->configured); + ifi->configured = NULL; /* Stop sending DHCPREQUEST packets. */ cancel_timeout(ifi); |