From: Jozsef Kadlecsik Date: Mon, 23 Sep 2013 19:28:06 +0000 (+0200) Subject: netfilter: ipset: For set:list types, replaced elements must be zeroed out X-Git-Tag: firefly_0821_release~176^2~4992^2~227^2~7 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=8ec81f9a4db94fa5638c55793365b896dd9daecc;p=firefly-linux-kernel-4.4.55.git netfilter: ipset: For set:list types, replaced elements must be zeroed out The new extensions require zero initialization for the new element to be added into a slot from where another element was pushed away. Signed-off-by: Jozsef Kadlecsik --- diff --git a/net/netfilter/ipset/ip_set_list_set.c b/net/netfilter/ipset/ip_set_list_set.c index f9681dcf7476..e23f33c14435 100644 --- a/net/netfilter/ipset/ip_set_list_set.c +++ b/net/netfilter/ipset/ip_set_list_set.c @@ -184,6 +184,8 @@ list_set_add(struct ip_set *set, u32 i, struct set_adt_elem *d, } memmove(list_set_elem(set, map, i + 1), e, set->dsize * (map->size - (i + 1))); + /* Extensions must be initialized to zero */ + memset(e, 0, set->dsize); } } @@ -192,7 +194,7 @@ list_set_add(struct ip_set *set, u32 i, struct set_adt_elem *d, ip_set_timeout_set(ext_timeout(e, set), ext->timeout); if (SET_WITH_COUNTER(set)) ip_set_init_counter(ext_counter(e, set), ext); - if (SET_WITH_COMMENT(set) && ext->comment) + if (SET_WITH_COMMENT(set)) ip_set_init_comment(ext_comment(e, set), ext); return 0; }