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ip6_gre: Set flowi6_proto as IPPROTO_GRE in xmit path. 

In gre6 xmit path, we are sending a GRE packet, so set fl6 proto
to IPPROTO_GRE properly.

Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Haishuang Yan 2016-05-21 18:17:35 +08:00 committed by David S. Miller
parent 1b227e5366
commit 252f3f5a11
1 changed files with 1 additions and 0 deletions
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1
net/ipv6/ip6_gre.c
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@ -712,6 +712,7 @@ static void ip6gre_tnl_link_config(struct ip6_tnl *t, int set_mtu)
fl6->daddr = p->raddr; fl6->daddr = p->raddr;
fl6->flowi6_oif = p->link; fl6->flowi6_oif = p->link;
fl6->flowlabel = 0; fl6->flowlabel = 0;
fl6->flowi6_proto = IPPROTO_GRE;
if (!(p->flags&IP6_TNL_F_USE_ORIG_TCLASS)) if (!(p->flags&IP6_TNL_F_USE_ORIG_TCLASS))
fl6->flowlabel |= IPV6_TCLASS_MASK & p->flowinfo; fl6->flowlabel |= IPV6_TCLASS_MASK & p->flowinfo;