netfilter: ipset: Fix the order of listing of sets

A restoreable saving of sets requires that list:set type of sets
come last and the code part which should have taken into account
the ordering was broken. The patch fixes the listing order.

Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Signed-off-by: Patrick McHardy <kaber@trash.net>
This commit is contained in:
Jozsef Kadlecsik 2011-04-19 15:59:15 +02:00 committed by Patrick McHardy
parent eafbd3fde6
commit a8a8a0937e

View File

@ -1022,8 +1022,9 @@ ip_set_dump_start(struct sk_buff *skb, struct netlink_callback *cb)
if (cb->args[1] >= ip_set_max)
goto out;
pr_debug("args[0]: %ld args[1]: %ld\n", cb->args[0], cb->args[1]);
max = cb->args[0] == DUMP_ONE ? cb->args[1] + 1 : ip_set_max;
dump_last:
pr_debug("args[0]: %ld args[1]: %ld\n", cb->args[0], cb->args[1]);
for (; cb->args[1] < max; cb->args[1]++) {
index = (ip_set_id_t) cb->args[1];
set = ip_set_list[index];
@ -1038,8 +1039,8 @@ ip_set_dump_start(struct sk_buff *skb, struct netlink_callback *cb)
* so that lists (unions of sets) are dumped last.
*/
if (cb->args[0] != DUMP_ONE &&
!((cb->args[0] == DUMP_ALL) ^
(set->type->features & IPSET_DUMP_LAST)))
((cb->args[0] == DUMP_ALL) ==
!!(set->type->features & IPSET_DUMP_LAST)))
continue;
pr_debug("List set: %s\n", set->name);
if (!cb->args[2]) {
@ -1083,6 +1084,12 @@ ip_set_dump_start(struct sk_buff *skb, struct netlink_callback *cb)
goto release_refcount;
}
}
/* If we dump all sets, continue with dumping last ones */
if (cb->args[0] == DUMP_ALL) {
cb->args[0] = DUMP_LAST;
cb->args[1] = 0;
goto dump_last;
}
goto out;
nla_put_failure:
@ -1093,11 +1100,6 @@ ip_set_dump_start(struct sk_buff *skb, struct netlink_callback *cb)
pr_debug("release set %s\n", ip_set_list[index]->name);
ip_set_put_byindex(index);
}
/* If we dump all sets, continue with dumping last ones */
if (cb->args[0] == DUMP_ALL && cb->args[1] >= max && !cb->args[2])
cb->args[0] = DUMP_LAST;
out:
if (nlh) {
nlmsg_end(skb, nlh);