From 2db9e3921263e79d9360b590c6bbabd812eea0ac Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Thu, 29 Mar 2018 11:42:14 -0400 Subject: [PATCH] ip_tunnel: Resolve ipsec merge conflict properly. We want to use dev_set_mtu() regardless of how we calculate the mtu value. Signed-off-by: David S. Miller --- net/ipv4/ip_tunnel.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c index f3db1f35a79dd..a7fd1c5a2a149 100644 --- a/net/ipv4/ip_tunnel.c +++ b/net/ipv4/ip_tunnel.c @@ -1120,14 +1120,14 @@ int ip_tunnel_newlink(struct net_device *dev, struct nlattr *tb[], if (tb[IFLA_MTU]) { unsigned int max = 0xfff8 - dev->hard_header_len - nt->hlen; - dev->mtu = clamp(dev->mtu, (unsigned int)ETH_MIN_MTU, - (unsigned int)(max - sizeof(struct iphdr))); - } else { - err = dev_set_mtu(dev, mtu); - if (err) - goto err_dev_set_mtu; + mtu = clamp(dev->mtu, (unsigned int)ETH_MIN_MTU, + (unsigned int)(max - sizeof(struct iphdr))); } + err = dev_set_mtu(dev, mtu); + if (err) + goto err_dev_set_mtu; + ip_tunnel_add(itn, nt); return 0; -- 2.39.5