From: Xin Long lucien.xin@gmail.com
[ Upstream commit 2c52129a7d74d017320804c6928de770815c5f4a ]
The same fix as the patch "ip_gre: remove the incorrect mtu limit for ipgre tap" is also needed for ip6_gre.
Fixes: 61e84623ace3 ("net: centralize net_device min/max MTU checking") Signed-off-by: Xin Long lucien.xin@gmail.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin alexander.levin@microsoft.com --- net/ipv6/ip6_gre.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index 5b4870caf268..e8ab306794d8 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -1335,6 +1335,7 @@ static void ip6gre_tap_setup(struct net_device *dev)
ether_setup(dev);
+ dev->max_mtu = 0; dev->netdev_ops = &ip6gre_tap_netdev_ops; dev->needs_free_netdev = true; dev->priv_destructor = ip6gre_dev_free;