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ipv6: Introduce ip6_flowinfo() to extract flowinfo (tclass + flowlabel).

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Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
YOSHIFUJI Hideaki / 吉藤英明 2013-01-13 05:01:51 +00:00 • committed by David S. Miller
commit 6502ca527f
3 changed files with 13 additions and 7 deletions
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6
net/ipv6/route.c
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@ -994,7 +994,7 @@ void ip6_route_input(struct sk_buff *skb)
.flowi6_iif = skb->dev->ifindex,
.daddr = iph->daddr,
.saddr = iph->saddr,
.flowlabel = (* (__be32 *) iph) & IPV6_FLOWINFO_MASK,
.flowlabel = ip6_flowinfo(iph),
.flowi6_mark = skb->mark,
.flowi6_proto = iph->nexthdr,
};
@ -1159,7 +1159,7 @@ void ip6_update_pmtu(struct sk_buff *skb, struct net *net, __be32 mtu,
fl6.flowi6_flags = 0;
fl6.daddr = iph->daddr;
fl6.saddr = iph->saddr;
fl6.flowlabel = (*(__be32 *) iph) & IPV6_FLOWINFO_MASK;
fl6.flowlabel = ip6_flowinfo(iph);
dst = ip6_route_output(net, NULL, &fl6);
if (!dst->error)
@ -1187,7 +1187,7 @@ void ip6_redirect(struct sk_buff *skb, struct net *net, int oif, u32 mark)
fl6.flowi6_flags = 0;
fl6.daddr = iph->daddr;
fl6.saddr = iph->saddr;
fl6.flowlabel = (*(__be32 *) iph) & IPV6_FLOWINFO_MASK;
fl6.flowlabel = ip6_flowinfo(iph);
dst = ip6_route_output(net, NULL, &fl6);
if (!dst->error)