warp-vpn

point to point VPN implementation
git clone git://git.2f30.org/warp-vpn
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commit 8f4731520c519ba8c60955fe8e97cc9dcd2fcab7
parent f9c7f434c15db28d2e020de8292d21b83caf1c76
Author: sin <sin@2f30.org>
Date:   Thu, 24 Mar 2016 10:29:35 +0000

fix tap mtu on linux

Diffstat:
Mstun.c | 5++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/stun.c b/stun.c @@ -200,7 +200,10 @@ opendev(char *dev) s = socket(AF_INET, SOCK_STREAM, 0); if (s < 0) logerr("failed to create socket"); - ifr.ifr_mtu = MTU; + if (devtype == TUNDEV) + ifr.ifr_mtu = MTU; + else + ifr.ifr_mtu = MTU - 14; /* make some room for ethernet header */ if (ioctl(s, SIOCSIFMTU, &ifr) < 0) logerr("failed to set MTU on %s", dev); close(s);