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authorPablo Neira Ayuso <pablo@netfilter.org>2020-04-30 14:18:45 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2020-04-30 14:20:27 +0200
commitb6d50bfde21b5a24a606cbf22137e04e8e0f195d (patch)
treeae48c04738afb27572e2475169ae57af631c4e78 /src/rule.c
parentee4391d0ac1e7af57e4c707be81e83fc59002272 (diff)
rule: memleak in __do_add_setelems()
This patch invokes interval_map_decompose() with named sets: ==3402== 2,352 (128 direct, 2,224 indirect) bytes in 1 blocks are definitely lost in loss record 9 of 9 ==3402== at 0x483577F: malloc (vg_replace_malloc.c:299) ==3402== by 0x48996A8: xmalloc (utils.c:36) ==3402== by 0x4899778: xzalloc (utils.c:65) ==3402== by 0x487CB46: expr_alloc (expression.c:45) ==3402== by 0x487E2A0: mapping_expr_alloc (expression.c:1140) ==3402== by 0x4898AA8: interval_map_decompose (segtree.c:1095) ==3402== by 0x4872BDF: __do_add_setelems (rule.c:1569) ==3402== by 0x4872BDF: __do_add_setelems (rule.c:1559) ==3402== by 0x4877936: do_command (rule.c:2710) ==3402== by 0x489F1CB: nft_netlink.isra.5 (libnftables.c:42) ==3402== by 0x489FB07: nft_run_cmd_from_filename (libnftables.c:508) ==3402== by 0x10A9AA: main (main.c:455) Fixes: dd44081d91ce ("segtree: Fix add and delete of element in same batch") Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'src/rule.c')
-rw-r--r--src/rule.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/rule.c b/src/rule.c
index 633ca136..9e80c025 100644
--- a/src/rule.c
+++ b/src/rule.c
@@ -1563,7 +1563,8 @@ static int __do_add_setelems(struct netlink_ctx *ctx, struct set *set,
if (mnl_nft_setelem_add(ctx, set, expr, flags) < 0)
return -1;
- if (set->init != NULL &&
+ if (!set_is_anonymous(set->flags) &&
+ set->init != NULL &&
set->flags & NFT_SET_INTERVAL &&
set->desc.field_count <= 1) {
interval_map_decompose(expr);