[PATCH 1/2] ipset: remove useless memset() calls

[Florent Fourcot]

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.
---
 net/netfilter/ipset/ip_set_core.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/net/netfilter/ipset/ip_set_core.c 
b/net/netfilter/ipset/ip_set_core.c
index 45a257695bef..c1513e590a27 100644
--- a/net/netfilter/ipset/ip_set_core.c
+++ b/net/netfilter/ipset/ip_set_core.c
@@ -1602,7 +1602,6 @@ 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(tb, IPSET_ATTR_ADT_MAX, nla,
@@ -1657,7 +1656,6 @@ 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(tb, IPSET_ATTR_ADT_MAX, nla,
-- 
2.11.0