netfilter: nf_ct_expect: nf_ct_expect_insert() returns void

Because nf_ct_expect_insert() always succeeds now, its return value can
be just void instead of int. And remove code that checks for its return
value.

Signed-off-by: Gao Feng <fgao@ikuai8.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Gao Feng 2017-02-09 21:40:38 +08:00 committed by Pablo Neira Ayuso
parent a96e66e702
commit 4dee62b1b9

View File

@ -353,7 +353,7 @@ void nf_ct_expect_put(struct nf_conntrack_expect *exp)
} }
EXPORT_SYMBOL_GPL(nf_ct_expect_put); EXPORT_SYMBOL_GPL(nf_ct_expect_put);
static int nf_ct_expect_insert(struct nf_conntrack_expect *exp) static void nf_ct_expect_insert(struct nf_conntrack_expect *exp)
{ {
struct nf_conn_help *master_help = nfct_help(exp->master); struct nf_conn_help *master_help = nfct_help(exp->master);
struct nf_conntrack_helper *helper; struct nf_conntrack_helper *helper;
@ -380,7 +380,6 @@ static int nf_ct_expect_insert(struct nf_conntrack_expect *exp)
add_timer(&exp->timeout); add_timer(&exp->timeout);
NF_CT_STAT_INC(net, expect_create); NF_CT_STAT_INC(net, expect_create);
return 0;
} }
/* Race with expectations being used means we could have none to find; OK. */ /* Race with expectations being used means we could have none to find; OK. */
@ -464,9 +463,8 @@ int nf_ct_expect_related_report(struct nf_conntrack_expect *expect,
if (ret <= 0) if (ret <= 0)
goto out; goto out;
ret = nf_ct_expect_insert(expect); nf_ct_expect_insert(expect);
if (ret < 0)
goto out;
spin_unlock_bh(&nf_conntrack_expect_lock); spin_unlock_bh(&nf_conntrack_expect_lock);
nf_ct_expect_event_report(IPEXP_NEW, expect, portid, report); nf_ct_expect_event_report(IPEXP_NEW, expect, portid, report);
return ret; return ret;