diff options
| author |   Kuniyuki Iwashima <kuniyu@amazon.com> | 2022-09-07 18:10:20 -0700 |
|---|---|---|
| committer |   Jakub Kicinski <kuba@kernel.org> | 2022-09-20 10:21:49 -0700 |
| commit | 4461568aa4e565de2c336f4875ddf912f26da8a5 (patch) | |
| tree | f16df651fb474e16ed08b17be120e8305df8198d /net/ipv6/netfilter | |
| parent | tcp: Set NULL to sk->sk_prot->h.hashinfo. (diff) | |
| download | linux-dev-4461568aa4e565de2c336f4875ddf912f26da8a5.tar.xz linux-dev-4461568aa4e565de2c336f4875ddf912f26da8a5.zip | |
tcp: Access &tcp_hashinfo via net.
We will soon introduce an optional per-netns ehash.
This means we cannot use tcp_hashinfo directly in most places.
Instead, access it via net->ipv4.tcp_death_row.hashinfo.
The access will be valid only while initialising tcp_hashinfo
itself and creating/destroying each netns.
Signed-off-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/ipv6/netfilter')
| -rw-r--r-- | net/ipv6/netfilter/nf_socket_ipv6.c | 4 | ||||
| -rw-r--r-- | net/ipv6/netfilter/nf_tproxy_ipv6.c | 8 |
2 files changed, 6 insertions, 6 deletions
diff --git a/net/ipv6/netfilter/nf_socket_ipv6.c b/net/ipv6/netfilter/nf_socket_ipv6.c index aa5bb8789ba0..a7690ec62325 100644 --- a/net/ipv6/netfilter/nf_socket_ipv6.c +++ b/net/ipv6/netfilter/nf_socket_ipv6.c @@ -83,8 +83,8 @@ nf_socket_get_sock_v6(struct net *net, struct sk_buff *skb, int doff, { switch (protocol) { case IPPROTO_TCP: - return inet6_lookup(net, &tcp_hashinfo, skb, doff, - saddr, sport, daddr, dport, + return inet6_lookup(net, net->ipv4.tcp_death_row.hashinfo, + skb, doff, saddr, sport, daddr, dport, in->ifindex); case IPPROTO_UDP: return udp6_lib_lookup(net, saddr, sport, daddr, dport, diff --git a/net/ipv6/netfilter/nf_tproxy_ipv6.c b/net/ipv6/netfilter/nf_tproxy_ipv6.c index 6bac68fb27a3..929502e51203 100644 --- a/net/ipv6/netfilter/nf_tproxy_ipv6.c +++ b/net/ipv6/netfilter/nf_tproxy_ipv6.c @@ -80,6 +80,7 @@ nf_tproxy_get_sock_v6(struct net *net, struct sk_buff *skb, int thoff, const struct net_device *in, const enum nf_tproxy_lookup_t lookup_type) { + struct inet_hashinfo *hinfo = net->ipv4.tcp_death_row.hashinfo; struct sock *sk; switch (protocol) { @@ -93,7 +94,7 @@ nf_tproxy_get_sock_v6(struct net *net, struct sk_buff *skb, int thoff, switch (lookup_type) { case NF_TPROXY_LOOKUP_LISTENER: - sk = inet6_lookup_listener(net, &tcp_hashinfo, skb, + sk = inet6_lookup_listener(net, hinfo, skb, thoff + __tcp_hdrlen(hp), saddr, sport, daddr, ntohs(dport), @@ -108,9 +109,8 @@ nf_tproxy_get_sock_v6(struct net *net, struct sk_buff *skb, int thoff, */ break; case NF_TPROXY_LOOKUP_ESTABLISHED: - sk = __inet6_lookup_established(net, &tcp_hashinfo, - saddr, sport, daddr, ntohs(dport), - in->ifindex, 0); + sk = __inet6_lookup_established(net, hinfo, saddr, sport, daddr, + ntohs(dport), in->ifindex, 0); break; default: BUG(); |