3.6.11.4 stable review patch.
If anyone has any objections, please let me know.
------------------
From: Jozsef Kadlecsik <kadlec@xxxxxxxxxxxxxxxxx>
[ Upstream commit 02f815cb6d3f57914228be84df9613ee5a01c2e6 ]
The last element can be replaced or pushed off and in both
cases the reference counter must be updated.
Signed-off-by: Jozsef Kadlecsik <kadlec@xxxxxxxxxxxxxxxxx>
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
Signed-off-by: Steven Rostedt <rostedt@xxxxxxxxxxx>
---
net/netfilter/ipset/ip_set_list_set.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/net/netfilter/ipset/ip_set_list_set.c b/net/netfilter/ipset/ip_set_list_set.c
index 6cb1225..19bf0fe 100644
--- a/net/netfilter/ipset/ip_set_list_set.c
+++ b/net/netfilter/ipset/ip_set_list_set.c
@@ -171,9 +171,13 @@ list_set_add(struct list_set *map, u32 i, ip_set_id_t id,
{
const struct set_elem *e = list_set_elem(map, i);
- if (i == map->size - 1 && e->id != IPSET_INVALID_ID)
- /* Last element replaced: e.g. add new,before,last */
- ip_set_put_byindex(e->id);
+ if (e->id != IPSET_INVALID_ID) {
+ const struct set_elem *x = list_set_elem(map, map->size - 1);
+
+ /* Last element replaced or pushed off */
+ if (x->id != IPSET_INVALID_ID)
+ ip_set_put_byindex(x->id);
+ }
if (with_timeout(map->timeout))
list_elem_tadd(map, i, id, ip_set_timeout_set(timeout));
else
--
1.7.10.4
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