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authorLinus Torvalds <torvalds@woody.osdl.org>2006-12-07 09:05:15 -0800
committerLinus Torvalds <torvalds@woody.osdl.org>2006-12-07 09:05:15 -0800
commit2685b267bce34c9b66626cb11664509c32a761a5 (patch)
treece8b4ad47b4a1aa1b0e7634298d63c4cb0ca46c5 /net/netfilter/nf_conntrack_expect.c
parent4522d58275f124105819723e24e912c8e5bf3cdd (diff)
parent272491ef423b6976a230a998b10f46976aa91342 (diff)
Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6: (48 commits) [NETFILTER]: Fix non-ANSI func. decl. [TG3]: Identify Serdes devices more clearly. [TG3]: Use msleep. [TG3]: Use netif_msg_*. [TG3]: Allow partial speed advertisement. [TG3]: Add TG3_FLG2_IS_NIC flag. [TG3]: Add 5787F device ID. [TG3]: Fix Phy loopback. [WANROUTER]: Kill kmalloc debugging code. [TCP] inet_twdr_hangman: Delete unnecessary memory barrier(). [NET]: Memory barrier cleanups [IPSEC]: Fix inetpeer leak in ipv4 xfrm dst entries. audit: disable ipsec auditing when CONFIG_AUDITSYSCALL=n audit: Add auditing to ipsec [IRDA] irlan: Fix compile warning when CONFIG_PROC_FS=n [IrDA]: Incorrect TTP header reservation [IrDA]: PXA FIR code device model conversion [GENETLINK]: Fix misplaced command flags. [NETLIK]: Add a pointer to the Generic Netlink wiki page. [IPV6] RAW: Don't release unlocked sock. ...
Diffstat (limited to 'net/netfilter/nf_conntrack_expect.c')
-rw-r--r--net/netfilter/nf_conntrack_expect.c27
1 files changed, 15 insertions, 12 deletions
diff --git a/net/netfilter/nf_conntrack_expect.c b/net/netfilter/nf_conntrack_expect.c
index c20f901fa17..9cbf926cdd1 100644
--- a/net/netfilter/nf_conntrack_expect.c
+++ b/net/netfilter/nf_conntrack_expect.c
@@ -91,25 +91,28 @@ EXPORT_SYMBOL_GPL(nf_conntrack_expect_find_get);
struct nf_conntrack_expect *
find_expectation(const struct nf_conntrack_tuple *tuple)
{
- struct nf_conntrack_expect *i;
+ struct nf_conntrack_expect *exp;
+
+ exp = __nf_conntrack_expect_find(tuple);
+ if (!exp)
+ return NULL;
- list_for_each_entry(i, &nf_conntrack_expect_list, list) {
/* If master is not in hash table yet (ie. packet hasn't left
this machine yet), how can other end know about expected?
Hence these are not the droids you are looking for (if
master ct never got confirmed, we'd hold a reference to it
and weird things would happen to future packets). */
- if (nf_ct_tuple_mask_cmp(tuple, &i->tuple, &i->mask)
- && nf_ct_is_confirmed(i->master)) {
- if (i->flags & NF_CT_EXPECT_PERMANENT) {
- atomic_inc(&i->use);
- return i;
- } else if (del_timer(&i->timeout)) {
- nf_ct_unlink_expect(i);
- return i;
- }
- }
+ if (!nf_ct_is_confirmed(exp->master))
+ return NULL;
+
+ if (exp->flags & NF_CT_EXPECT_PERMANENT) {
+ atomic_inc(&exp->use);
+ return exp;
+ } else if (del_timer(&exp->timeout)) {
+ nf_ct_unlink_expect(exp);
+ return exp;
}
+
return NULL;
}