Commit 6a61d4db authored by Nicolas Dichtel's avatar Nicolas Dichtel Committed by David S. Miller

gre6: allow to update all parameters via rtnl

Parameters were updated only if the kernel was unable to find the tunnel
with the new parameters, ie only if core pamareters were updated (keys,
addr, link, type).
Now it's possible to update ttl, hoplimit, flowinfo and flags.

Fixes: c12b395a ("gre: Support GRE over IPv6")
Signed-off-by: default avatarNicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent fe53985a
...@@ -1571,13 +1571,11 @@ static int ip6gre_changelink(struct net_device *dev, struct nlattr *tb[], ...@@ -1571,13 +1571,11 @@ static int ip6gre_changelink(struct net_device *dev, struct nlattr *tb[],
return -EEXIST; return -EEXIST;
} else { } else {
t = nt; t = nt;
}
ip6gre_tunnel_unlink(ign, t); ip6gre_tunnel_unlink(ign, t);
ip6gre_tnl_change(t, &p, !tb[IFLA_MTU]); ip6gre_tnl_change(t, &p, !tb[IFLA_MTU]);
ip6gre_tunnel_link(ign, t); ip6gre_tunnel_link(ign, t);
netdev_state_change(dev);
}
return 0; return 0;
} }
......
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