nftables/0004-intervals-do-not-empty-cache-for-maps.patch

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From 5a1d00b37a06bdf37bf392af05236469b6636fb9 Mon Sep 17 00:00:00 2001
From: Phil Sutter <psutter@redhat.com>
Date: Fri, 24 Jun 2022 16:02:59 +0200
Subject: [PATCH] intervals: do not empty cache for maps
Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=1917398
Upstream Status: nftables commit d434de8b50dcf
commit d434de8b50dcf3f5f4ca027e122a7df9d4e5d8e1
Author: Pablo Neira Ayuso <pablo@netfilter.org>
Date: Thu Jun 16 10:53:56 2022 +0200
intervals: do not empty cache for maps
Translate set element to range and sort in maps for the NFT_SET_MAP
case, which does not support for automerge yet.
Fixes: 81e36530fcac ("src: replace interval segment tree overlap and automerge")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Phil Sutter <psutter@redhat.com>
---
src/intervals.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/src/intervals.c b/src/intervals.c
index 89f5c33..e203413 100644
--- a/src/intervals.c
+++ b/src/intervals.c
@@ -216,6 +216,12 @@ int set_automerge(struct list_head *msgs, struct cmd *cmd, struct set *set,
struct cmd *purge_cmd;
struct handle h = {};
+ if (set->flags & NFT_SET_MAP) {
+ set_to_range(init);
+ list_expr_sort(&init->expressions);
+ return 0;
+ }
+
if (existing_set) {
if (existing_set->init) {
list_splice_init(&existing_set->init->expressions,
@@ -229,9 +235,6 @@ int set_automerge(struct list_head *msgs, struct cmd *cmd, struct set *set,
set_to_range(init);
list_expr_sort(&init->expressions);
- if (set->flags & NFT_SET_MAP)
- return 0;
-
ctx.purge = set_expr_alloc(&internal_location, set);
setelem_automerge(&ctx);
--
2.36.1