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netfilter: nf_tables: Use pkt->net instead of computing net from the passed net_devices

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Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Eric W. Biederman 2015-09-18 14:33:01 -05:00 committed by Pablo Neira Ayuso
parent 46448d0093
commit 88182a0e0c
5 changed files with 15 additions and 20 deletions
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13
net/bridge/netfilter/nft_reject_bridge.c
View File

@ -261,7 +261,6 @@ static void nft_reject_bridge_eval(const struct nft_expr *expr,
const struct nft_pktinfo *pkt)
{
struct nft_reject *priv = nft_expr_priv(expr);
struct net *net = dev_net((pkt->in != NULL) ? pkt->in : pkt->out);
const unsigned char *dest = eth_hdr(pkt->skb)->h_dest;
if (is_broadcast_ether_addr(dest) ||
@ -290,17 +289,17 @@ static void nft_reject_bridge_eval(const struct nft_expr *expr,
case htons(ETH_P_IPV6):
switch (priv->type) {
case NFT_REJECT_ICMP_UNREACH:
nft_reject_br_send_v6_unreach(net, pkt->skb, pkt->in,
pkt->hook,
nft_reject_br_send_v6_unreach(pkt->net, pkt->skb,
pkt->in, pkt->hook,
priv->icmp_code);
break;
case NFT_REJECT_TCP_RST:
nft_reject_br_send_v6_tcp_reset(net, pkt->skb, pkt->in,
pkt->hook);
nft_reject_br_send_v6_tcp_reset(pkt->net, pkt->skb,
pkt->in, pkt->hook);
break;
case NFT_REJECT_ICMPX_UNREACH:
nft_reject_br_send_v6_unreach(net, pkt->skb, pkt->in,
pkt->hook,
nft_reject_br_send_v6_unreach(pkt->net, pkt->skb,
pkt->in, pkt->hook,
nft_reject_icmpv6_code(priv->icmp_code));
break;
}

6
net/ipv6/netfilter/nft_reject_ipv6.c
View File

@ -24,14 +24,14 @@ static void nft_reject_ipv6_eval(const struct nft_expr *expr,
const struct nft_pktinfo *pkt)
{
struct nft_reject *priv = nft_expr_priv(expr);
struct net *net = dev_net((pkt->in != NULL) ? pkt->in : pkt->out);
switch (priv->type) {
case NFT_REJECT_ICMP_UNREACH:
nf_send_unreach6(net, pkt->skb, priv->icmp_code, pkt->hook);
nf_send_unreach6(pkt->net, pkt->skb, priv->icmp_code,
pkt->hook);
break;
case NFT_REJECT_TCP_RST:
nf_send_reset6(net, pkt->skb, pkt->hook);
nf_send_reset6(pkt->net, pkt->skb, pkt->hook);
break;
default:
break;

6
net/netfilter/nf_tables_core.c
View File

@ -48,9 +48,7 @@ static void __nft_trace_packet(const struct nft_pktinfo *pkt,
const struct nft_chain *chain,
int rulenum, enum nft_trace type)
{
struct net *net = dev_net(pkt->in ? pkt->in : pkt->out);
nf_log_trace(net, pkt->pf, pkt->hook, pkt->skb, pkt->in,
nf_log_trace(pkt->net, pkt->pf, pkt->hook, pkt->skb, pkt->in,
pkt->out, &trace_loginfo, "TRACE: %s:%s:%s:%u ",
chain->table->name, chain->name, comments[type],
rulenum);
@ -114,7 +112,7 @@ unsigned int
nft_do_chain(struct nft_pktinfo *pkt, const struct nf_hook_ops *ops)
{
const struct nft_chain *chain = ops->priv, *basechain = chain;
const struct net *net = dev_net(pkt->in ? pkt->in : pkt->out);
const struct net *net = pkt->net;
const struct nft_rule *rule;
const struct nft_expr *expr, *last;
struct nft_regs regs;

3
net/netfilter/nft_log.c
View File

@ -31,9 +31,8 @@ static void nft_log_eval(const struct nft_expr *expr,
const struct nft_pktinfo *pkt)
{
const struct nft_log *priv = nft_expr_priv(expr);
struct net *net = dev_net(pkt->in ? pkt->in : pkt->out);
nf_log_packet(net, pkt->pf, pkt->hook, pkt->skb, pkt->in,
nf_log_packet(pkt->net, pkt->pf, pkt->hook, pkt->skb, pkt->in,
pkt->out, &priv->loginfo, "%s", priv->prefix);
}

7
net/netfilter/nft_reject_inet.c
View File

@ -22,7 +22,6 @@ static void nft_reject_inet_eval(const struct nft_expr *expr,
const struct nft_pktinfo *pkt)
{
struct nft_reject *priv = nft_expr_priv(expr);
struct net *net = dev_net((pkt->in != NULL) ? pkt->in : pkt->out);
switch (pkt->pf) {
case NFPROTO_IPV4:
@ -44,14 +43,14 @@ static void nft_reject_inet_eval(const struct nft_expr *expr,
case NFPROTO_IPV6:
switch (priv->type) {
case NFT_REJECT_ICMP_UNREACH:
nf_send_unreach6(net, pkt->skb, priv->icmp_code,
nf_send_unreach6(pkt->net, pkt->skb, priv->icmp_code,
pkt->hook);
break;
case NFT_REJECT_TCP_RST:
nf_send_reset6(net, pkt->skb, pkt->hook);
nf_send_reset6(pkt->net, pkt->skb, pkt->hook);
break;
case NFT_REJECT_ICMPX_UNREACH:
nf_send_unreach6(net, pkt->skb,
nf_send_unreach6(pkt->net, pkt->skb,
nft_reject_icmpv6_code(priv->icmp_code),
pkt->hook);
break;