diff options
| author | Eric Dumazet <edumazet@google.com> | 2014-10-17 09:17:20 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-10-17 23:48:07 -0400 |
| commit | 870c3151382c980590d4d609babf3b0243e7db93 (patch) | |
| tree | 5d472dc0982bfda41f56c08ff98c46d9b0f4afd8 /net/ipv6/syncookies.c | |
| parent | 70b33fb0ddec827cbbd14cdc664fc27b2ef4a6b6 (diff) | |
| download | lwn-870c3151382c980590d4d609babf3b0243e7db93.tar.gz lwn-870c3151382c980590d4d609babf3b0243e7db93.zip | |
ipv6: introduce tcp_v6_iif()
Commit 971f10eca186 ("tcp: better TCP_SKB_CB layout to reduce cache line
misses") added a regression for SO_BINDTODEVICE on IPv6.
This is because we still use inet6_iif() which expects that IP6 control
block is still at the beginning of skb->cb[]
This patch adds tcp_v6_iif() helper and uses it where necessary.
Because __inet6_lookup_skb() is used by TCP and DCCP, we add an iif
parameter to it.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Fixes: 971f10eca186 ("tcp: better TCP_SKB_CB layout to reduce cache line misses")
Acked-by: Cong Wang <cwang@twopensource.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/syncookies.c')
| -rw-r--r-- | net/ipv6/syncookies.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/syncookies.c b/net/ipv6/syncookies.c index 9a2838e93cc5..2a86a0f00f2b 100644 --- a/net/ipv6/syncookies.c +++ b/net/ipv6/syncookies.c @@ -214,7 +214,7 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb) /* So that link locals have meaning */ if (!sk->sk_bound_dev_if && ipv6_addr_type(&ireq->ir_v6_rmt_addr) & IPV6_ADDR_LINKLOCAL) - ireq->ir_iif = inet6_iif(skb); + ireq->ir_iif = tcp_v6_iif(skb); ireq->ir_mark = inet_request_mark(sk, skb); |