4.9-stable review patch. If anyone has any objections, please let me know.
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From: Stefano Brivio sbrivio@redhat.com
[ Upstream commit 03080e5ec72740c1a62e6730f2a5f3f114f11b19 ]
Don't hardcode a MTU value on vti tunnel initialization, ip_tunnel_newlink() is able to deal with this already. See also commit ffc2b6ee4174 ("ip_gre: fix IFLA_MTU ignored on NEWLINK").
Fixes: 1181412c1a67 ("net/ipv4: VTI support new module for ip_vti.") Signed-off-by: Stefano Brivio sbrivio@redhat.com Acked-by: Sabrina Dubroca sd@queasysnail.net Signed-off-by: Steffen Klassert steffen.klassert@secunet.com Signed-off-by: Sasha Levin alexander.levin@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- net/ipv4/ip_vti.c | 1 - 1 file changed, 1 deletion(-)
--- a/net/ipv4/ip_vti.c +++ b/net/ipv4/ip_vti.c @@ -396,7 +396,6 @@ static int vti_tunnel_init(struct net_de memcpy(dev->dev_addr, &iph->saddr, 4); memcpy(dev->broadcast, &iph->daddr, 4);
- dev->mtu = ETH_DATA_LEN; dev->flags = IFF_NOARP; dev->addr_len = 4; dev->features |= NETIF_F_LLTX;