Ensure userspace supplies string not longer than
IPSET_MAX_COMMENT_SIZE.
Signed-off-by: NSergey Popovich <popovich_sergei@mail.ua>
Signed-off-by: NJozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Signed-off-by: NPablo Neira Ayuso <pablo@netfilter.org>