netfilter:ipset: Fix memory allocation for bitmap:port



At the restructuring of the bitmap types creation in ipset, for the
bitmap:port type wrong (too large) memory allocation was copied
(netfilter bugzilla id #859).

Reported-by: Quentin Armitage <quentin@armitage.org.uk>
Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>

parent f2020b27

net/netfilter/ipset/ip_set_bitmap_port.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -254,7 +254,7 @@ bitmap_port_create(struct net net, struct ip_set set, struct nlattr *tb[],
		return -ENOMEM;

		map->elements = last_port - first_port + 1;
		map->memsize = map->elements * sizeof(unsigned long);
		map->memsize = bitmap_bytes(0, map->elements);
		set->variant = &bitmap_port;
		set->dsize = ip_set_elem_len(set, tb, 0);
		if (!init_map_port(set, map, first_port, last_port)) {