From: Simon Rozman via Openvpn-devel <openvpn-devel@lists.sourceforge.net>
Date: Thu, 24 Sep 2020 06:44:52 +0000 (+0200)
Subject: netsh: Delete WINS servers on TUN close
X-Git-Tag: v2.5_rc2~6
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b77fc7121003d988eaa3eaeef2ec46bff73202cf;p=thirdparty%2Fopenvpn.git

netsh: Delete WINS servers on TUN close

Signed-off-by: Simon Rozman <simon@rozman.si>
Acked-by: Lev Stipakov <lstipakov@gmail.com>
Message-Id: <20200924064452.1001-3-simon@rozman.si>
URL: https://www.mail-archive.com/openvpn-devel@lists.sourceforge.net/msg21075.html
Signed-off-by: Gert Doering <gert@greenie.muc.de>
(cherry picked from commit 370395b3348c4307cdea955abaa36ba315cc128e)
---

diff --git a/src/openvpn/tun.c b/src/openvpn/tun.c
index b1cd7a1b5..80ae6958d 100644
--- a/src/openvpn/tun.c
+++ b/src/openvpn/tun.c
@@ -6706,6 +6706,16 @@ netsh_delete_address_dns(const struct tuntap *tt, bool ipv6, struct gc_arena *gc
         netsh_command(&argv, 1, M_WARN);
     }
 
+    if (!ipv6 && tt->options.wins_len > 0)
+    {
+        argv_printf(&argv,
+                    "%s%s interface ipv4 delete winsservers %lu all",
+                    get_win_sys_path(),
+                    NETSH_PATH_SUFFIX,
+                    tt->adapter_index);
+        netsh_command(&argv, 1, M_WARN);
+    }
+
     if (ipv6 && tt->type == DEV_TYPE_TUN)
     {
         delete_route_connected_v6_net(tt);