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author | David S. Miller <davem@davemloft.net> | 2017-02-07 16:29:30 -0500 |
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committer | David S. Miller <davem@davemloft.net> | 2017-02-07 16:29:30 -0500 |
commit | 3efa70d78f218e4c9276b0bac0545e5184c1c47b (patch) | |
tree | f4abe2f05e173023d2a262afd4aebb1e89fe6985 /net/ipv6/tcp_ipv6.c | |
parent | 76e0e70e6452b971a69cc9794ff4a6715c11f7f2 (diff) | |
parent | 926af6273fc683cd98cd0ce7bf0d04a02eed6742 (diff) | |
download | linux-stable-3efa70d78f218e4c9276b0bac0545e5184c1c47b.tar.gz linux-stable-3efa70d78f218e4c9276b0bac0545e5184c1c47b.tar.bz2 linux-stable-3efa70d78f218e4c9276b0bac0545e5184c1c47b.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
The conflict was an interaction between a bug fix in the
netvsc driver in 'net' and an optimization of the RX path
in 'net-next'.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/tcp_ipv6.c')
-rw-r--r-- | net/ipv6/tcp_ipv6.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 6b9fc63fd4d2..b5d27212db2f 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -996,6 +996,16 @@ drop: return 0; /* don't send reset */ } +static void tcp_v6_restore_cb(struct sk_buff *skb) +{ + /* We need to move header back to the beginning if xfrm6_policy_check() + * and tcp_v6_fill_cb() are going to be called again. + * ip6_datagram_recv_specific_ctl() also expects IP6CB to be there. + */ + memmove(IP6CB(skb), &TCP_SKB_CB(skb)->header.h6, + sizeof(struct inet6_skb_parm)); +} + static struct sock *tcp_v6_syn_recv_sock(const struct sock *sk, struct sk_buff *skb, struct request_sock *req, struct dst_entry *dst, @@ -1184,8 +1194,10 @@ static struct sock *tcp_v6_syn_recv_sock(const struct sock *sk, struct sk_buff * sk_gfp_mask(sk, GFP_ATOMIC)); consume_skb(ireq->pktopts); ireq->pktopts = NULL; - if (newnp->pktoptions) + if (newnp->pktoptions) { + tcp_v6_restore_cb(newnp->pktoptions); skb_set_owner_r(newnp->pktoptions, newsk); + } } } @@ -1200,16 +1212,6 @@ out: return NULL; } -static void tcp_v6_restore_cb(struct sk_buff *skb) -{ - /* We need to move header back to the beginning if xfrm6_policy_check() - * and tcp_v6_fill_cb() are going to be called again. - * ip6_datagram_recv_specific_ctl() also expects IP6CB to be there. - */ - memmove(IP6CB(skb), &TCP_SKB_CB(skb)->header.h6, - sizeof(struct inet6_skb_parm)); -} - /* The socket must have it's spinlock held when we get * here, unless it is a TCP_LISTEN socket. * |