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vti6: return GRE_KEY for vti6 

Align vti6 with vti by returning GRE_KEY flag. This enables iproute2
to display tunnel keys on "ip -6 tunnel show"

Signed-off-by: David Forster <dforster@brocade.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David Forster 2017-02-24 14:20:32 +00:00 committed by David S. Miller
parent 774521f353
commit 7dcdf941cd
1 changed files with 4 additions and 0 deletions
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4
net/ipv6/ip6_vti.c
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@ -693,6 +693,10 @@ vti6_parm_to_user(struct ip6_tnl_parm2 *u, const struct __ip6_tnl_parm *p)
u->link = p->link;
u->i_key = p->i_key;
u->o_key = p->o_key;
if (u->i_key)
u->i_flags |= GRE_KEY;
if (u->o_key)
u->o_flags |= GRE_KEY;
u->proto = p->proto;
memcpy(u->name, p->name, sizeof(u->name));