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netfilter: ipset: remove useless memset() calls

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One of the memset call is buggy: it does not erase full array, but only pointer size.
Moreover, after a check, first step of nla_parse_nested/nla_parse is to
erase tb array as well. We can remove both calls safely.

Signed-off-by: Florent Fourcot <florent.fourcot@wifirst.fr>
Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
This commit is contained in:
Florent Fourcot 2019-06-10 12:28:58 +02:00 committed by Jozsef Kadlecsik
parent 16e6427c88
commit 24c509b2e2
1 changed files with 0 additions and 2 deletions
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2
net/netfilter/ipset/ip_set_core.c
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@ -1599,7 +1599,6 @@ static int ip_set_uadd(struct net *net, struct sock *ctnl, struct sk_buff *skb,
int nla_rem;
nla_for_each_nested(nla, attr[IPSET_ATTR_ADT], nla_rem) {
memset(tb, 0, sizeof(tb));
if (nla_type(nla) != IPSET_ATTR_DATA ||
!flag_nested(nla) ||
nla_parse_nested_deprecated(tb, IPSET_ATTR_ADT_MAX, nla, set->type->adt_policy, NULL))
@ -1651,7 +1650,6 @@ static int ip_set_udel(struct net *net, struct sock *ctnl, struct sk_buff *skb,
int nla_rem;
nla_for_each_nested(nla, attr[IPSET_ATTR_ADT], nla_rem) {
memset(tb, 0, sizeof(*tb));
if (nla_type(nla) != IPSET_ATTR_DATA ||
!flag_nested(nla) ||
nla_parse_nested_deprecated(tb, IPSET_ATTR_ADT_MAX, nla, set->type->adt_policy, NULL))