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ipv6: Initial skb->dev and skb->protocol in ip6_output

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Move the initialization of skb->dev and skb->protocol from
ip6_finish_output2 to ip6_output. This can make the skb->dev and
skb->protocol information avalaible to the CGROUP eBPF filter.

Signed-off-by: Chenbo Feng <fengc@google.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Chenbo Feng 2017-06-09 12:06:07 -07:00 committed by David S. Miller
parent d86cc04e22
commit 97a7a37a7b
1 changed files with 3 additions and 3 deletions
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6
net/ipv6/ip6_output.c
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@ -67,9 +67,6 @@ static int ip6_finish_output2(struct net *net, struct sock *sk, struct sk_buff *
struct in6_addr *nexthop;
int ret;
skb->protocol = htons(ETH_P_IPV6);
skb->dev = dev;
if (ipv6_addr_is_multicast(&ipv6_hdr(skb)->daddr)) {
struct inet6_dev *idev = ip6_dst_idev(skb_dst(skb));
@ -154,6 +151,9 @@ int ip6_output(struct net *net, struct sock *sk, struct sk_buff *skb)
struct net_device *dev = skb_dst(skb)->dev;
struct inet6_dev *idev = ip6_dst_idev(skb_dst(skb));
skb->protocol = htons(ETH_P_IPV6);
skb->dev = dev;
if (unlikely(idev->cnf.disable_ipv6)) {
IP6_INC_STATS(net, idev, IPSTATS_MIB_OUTDISCARDS);
kfree_skb(skb);