From 03ab4ead8295e005f72dbffcffdaa74487d9668c Mon Sep 17 00:00:00 2001 From: Gert Doering Date: Wed, 23 Nov 2011 11:11:54 +0100 Subject: log error message and exit for "win32, tun mode, tap driver version 9.8" (driver is known-buggy for small IPv4 packets in tun mode) Signed-off-by: Gert Doering Acked-by: David Sommerseth Signed-off-by: David Sommerseth --- tun.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'tun.c') diff --git a/tun.c b/tun.c index c8ac394..7a3b2e9 100644 --- a/tun.c +++ b/tun.c @@ -4584,6 +4584,14 @@ open_tun (const char *dev, const char *dev_type, const char *dev_node, struct tu msg( M_INFO, "WARNING: Tap-Win32 driver version %d.%d does not support IPv6 in TUN mode. IPv6 will be disabled. Upgrade to Tap-Win32 9.8 (2.2-beta3 release or later) or use TAP mode to get IPv6", (int) info[0], (int) info[1] ); tt->ipv6 = false; } + + /* tap driver 9.8 (2.2.0 and 2.2.1 release) is buggy + */ + if ( tt->type == DEV_TYPE_TUN && + info[0] == 9 && info[1] == 8) + { + msg( M_FATAL, "ERROR: Tap-Win32 driver version %d.%d is buggy regarding small IPv4 packets in TUN mode. Upgrade to Tap-Win32 9.9 (2.2.2 release or later) or use TAP mode", (int) info[0], (int) info[1] ); + } } /* get driver MTU */ -- cgit