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netfilter: ipset: Simplify mtype_expire() for hash types

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Remove one leve of intendation by using continue while
iterating over elements in bucket.

Ported from a patch proposed by Sergey Popovich <popovich_sergei@mail.ua>.

Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
This commit is contained in:
Jozsef Kadlecsik 2016-11-10 12:18:06 +01:00
parent 5fdb5f6938
commit 509debc975
1 changed files with 12 additions and 13 deletions
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25
net/netfilter/ipset/ip_set_hash_gen.h
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@ -487,21 +487,20 @@ mtype_expire(struct ip_set *set, struct htype *h)
continue;
}
data = ahash_data(n, j, dsize);
if (ip_set_timeout_expired(ext_timeout(data, set))) {
pr_debug("expired %u/%u\n", i, j);
clear_bit(j, n->used);
smp_mb__after_atomic();
if (!ip_set_timeout_expired(ext_timeout(data, set)))
continue;
pr_debug("expired %u/%u\n", i, j);
clear_bit(j, n->used);
smp_mb__after_atomic();
#ifdef IP_SET_HASH_WITH_NETS
for (k = 0; k < IPSET_NET_COUNT; k++)
mtype_del_cidr(h,
NCIDR_PUT(DCIDR_GET(data->cidr,
k)),
nets_length, k);
for (k = 0; k < IPSET_NET_COUNT; k++)
mtype_del_cidr(h,
NCIDR_PUT(DCIDR_GET(data->cidr, k)),
nets_length, k);
#endif
ip_set_ext_destroy(set, data);
set->elements--;
d++;
}
ip_set_ext_destroy(set, data);
set->elements--;
d++;
}
if (d >= AHASH_INIT_SIZE) {
if (d >= n->size) {