diff options
Diffstat (limited to 'net/netfilter/nf_conntrack_expect.c')
-rw-r--r-- | net/netfilter/nf_conntrack_expect.c | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/net/netfilter/nf_conntrack_expect.c b/net/netfilter/nf_conntrack_expect.c index a5ca5e426bae..e03d16ed550d 100644 --- a/net/netfilter/nf_conntrack_expect.c +++ b/net/netfilter/nf_conntrack_expect.c @@ -103,6 +103,17 @@ nf_ct_exp_equal(const struct nf_conntrack_tuple *tuple, nf_ct_zone_equal_any(i->master, zone); } +bool nf_ct_remove_expect(struct nf_conntrack_expect *exp) +{ + if (del_timer(&exp->timeout)) { + nf_ct_unlink_expect(exp); + nf_ct_expect_put(exp); + return true; + } + return false; +} +EXPORT_SYMBOL_GPL(nf_ct_remove_expect); + struct nf_conntrack_expect * __nf_ct_expect_find(struct net *net, const struct nf_conntrack_zone *zone, @@ -211,10 +222,7 @@ void nf_ct_remove_expectations(struct nf_conn *ct) spin_lock_bh(&nf_conntrack_expect_lock); hlist_for_each_entry_safe(exp, next, &help->expectations, lnode) { - if (del_timer(&exp->timeout)) { - nf_ct_unlink_expect(exp); - nf_ct_expect_put(exp); - } + nf_ct_remove_expect(exp); } spin_unlock_bh(&nf_conntrack_expect_lock); } @@ -255,10 +263,7 @@ static inline int expect_matches(const struct nf_conntrack_expect *a, void nf_ct_unexpect_related(struct nf_conntrack_expect *exp) { spin_lock_bh(&nf_conntrack_expect_lock); - if (del_timer(&exp->timeout)) { - nf_ct_unlink_expect(exp); - nf_ct_expect_put(exp); - } + nf_ct_remove_expect(exp); spin_unlock_bh(&nf_conntrack_expect_lock); } EXPORT_SYMBOL_GPL(nf_ct_unexpect_related); @@ -394,10 +399,8 @@ static void evict_oldest_expect(struct nf_conn *master, last = exp; } - if (last && del_timer(&last->timeout)) { - nf_ct_unlink_expect(last); - nf_ct_expect_put(last); - } + if (last) + nf_ct_remove_expect(last); } static inline int __nf_ct_expect_check(struct nf_conntrack_expect *expect) @@ -419,11 +422,8 @@ static inline int __nf_ct_expect_check(struct nf_conntrack_expect *expect) h = nf_ct_expect_dst_hash(net, &expect->tuple); hlist_for_each_entry_safe(i, next, &nf_ct_expect_hash[h], hnode) { if (expect_matches(i, expect)) { - if (del_timer(&i->timeout)) { - nf_ct_unlink_expect(i); - nf_ct_expect_put(i); + if (nf_ct_remove_expect(expect)) break; - } } else if (expect_clash(i, expect)) { ret = -EBUSY; goto out; @@ -549,7 +549,7 @@ static int exp_seq_show(struct seq_file *s, void *v) seq_printf(s, "%ld ", timer_pending(&expect->timeout) ? (long)(expect->timeout.expires - jiffies)/HZ : 0); else - seq_printf(s, "- "); + seq_puts(s, "- "); seq_printf(s, "l3proto = %u proto=%u ", expect->tuple.src.l3num, expect->tuple.dst.protonum); @@ -559,7 +559,7 @@ static int exp_seq_show(struct seq_file *s, void *v) expect->tuple.dst.protonum)); if (expect->flags & NF_CT_EXPECT_PERMANENT) { - seq_printf(s, "PERMANENT"); + seq_puts(s, "PERMANENT"); delim = ","; } if (expect->flags & NF_CT_EXPECT_INACTIVE) { |