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authorDavid S. Miller <davem@conan.davemloft.net>2011-06-16 21:38:01 -0400
committerDavid S. Miller <davem@conan.davemloft.net>2011-06-16 21:38:01 -0400
commit3009adf5acb2245216651318c2226812fd1b01a6 (patch)
tree3fa6a085be2eab409aec447ab8bd7c4737321688 /net/ipv4
parent9281b2a2e2e02ad4bcc2fdd11797709b815d5f8e (diff)
parent42c1edd345c8412d96e7a362ee06feb7be73bb6c (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/kaber/nf-2.6
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/netfilter/ip_queue.c3
-rw-r--r--net/ipv4/netfilter/ip_tables.c2
-rw-r--r--net/ipv4/netfilter/ipt_ecn.c7
-rw-r--r--net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c4
4 files changed, 9 insertions, 7 deletions
diff --git a/net/ipv4/netfilter/ip_queue.c b/net/ipv4/netfilter/ip_queue.c
index f7f9bd7ba12d..5c9b9d963918 100644
--- a/net/ipv4/netfilter/ip_queue.c
+++ b/net/ipv4/netfilter/ip_queue.c
@@ -203,7 +203,8 @@ ipq_build_packet_message(struct nf_queue_entry *entry, int *errp)
else
pmsg->outdev_name[0] = '\0';
- if (entry->indev && entry->skb->dev) {
+ if (entry->indev && entry->skb->dev &&
+ entry->skb->mac_header != entry->skb->network_header) {
pmsg->hw_type = entry->skb->dev->type;
pmsg->hw_addrlen = dev_parse_header(entry->skb,
pmsg->hw_addr);
diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
index 764743843503..24e556e83a3b 100644
--- a/net/ipv4/netfilter/ip_tables.c
+++ b/net/ipv4/netfilter/ip_tables.c
@@ -566,7 +566,7 @@ check_entry(const struct ipt_entry *e, const char *name)
const struct xt_entry_target *t;
if (!ip_checkentry(&e->ip)) {
- duprintf("ip check failed %p %s.\n", e, par->match->name);
+ duprintf("ip check failed %p %s.\n", e, name);
return -EINVAL;
}
diff --git a/net/ipv4/netfilter/ipt_ecn.c b/net/ipv4/netfilter/ipt_ecn.c
index af6e9c778345..2b57e52c746c 100644
--- a/net/ipv4/netfilter/ipt_ecn.c
+++ b/net/ipv4/netfilter/ipt_ecn.c
@@ -25,7 +25,8 @@ MODULE_LICENSE("GPL");
static inline bool match_ip(const struct sk_buff *skb,
const struct ipt_ecn_info *einfo)
{
- return (ip_hdr(skb)->tos & IPT_ECN_IP_MASK) == einfo->ip_ect;
+ return ((ip_hdr(skb)->tos & IPT_ECN_IP_MASK) == einfo->ip_ect) ^
+ !!(einfo->invert & IPT_ECN_OP_MATCH_IP);
}
static inline bool match_tcp(const struct sk_buff *skb,
@@ -76,8 +77,6 @@ static bool ecn_mt(const struct sk_buff *skb, struct xt_action_param *par)
return false;
if (info->operation & (IPT_ECN_OP_MATCH_ECE|IPT_ECN_OP_MATCH_CWR)) {
- if (ip_hdr(skb)->protocol != IPPROTO_TCP)
- return false;
if (!match_tcp(skb, info, &par->hotdrop))
return false;
}
@@ -97,7 +96,7 @@ static int ecn_mt_check(const struct xt_mtchk_param *par)
return -EINVAL;
if (info->operation & (IPT_ECN_OP_MATCH_ECE|IPT_ECN_OP_MATCH_CWR) &&
- ip->proto != IPPROTO_TCP) {
+ (ip->proto != IPPROTO_TCP || ip->invflags & IPT_INV_PROTO)) {
pr_info("cannot match TCP bits in rule for non-tcp packets\n");
return -EINVAL;
}
diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
index db10075dd88e..de9da21113a1 100644
--- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
+++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c
@@ -121,7 +121,9 @@ static unsigned int ipv4_confirm(unsigned int hooknum,
return ret;
}
- if (test_bit(IPS_SEQ_ADJUST_BIT, &ct->status)) {
+ /* adjust seqs for loopback traffic only in outgoing direction */
+ if (test_bit(IPS_SEQ_ADJUST_BIT, &ct->status) &&
+ !nf_is_loopback_packet(skb)) {
typeof(nf_nat_seq_adjust_hook) seq_adjust;
seq_adjust = rcu_dereference(nf_nat_seq_adjust_hook);