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authorPablo Neira Ayuso <pablo@netfilter.org>2023-07-19 20:19:43 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-07-27 08:50:46 +0200
commitec3e856075c54a04df13c6c862dc0bff9722917a (patch)
treefa5106af1bd08ddadbda2407c3028014a1d3a467 /net
parent90c3955beb858bb52a9e5c4380ed0e520e3730d1 (diff)
downloadlinux-ec3e856075c54a04df13c6c862dc0bff9722917a.tar.gz
netfilter: nf_tables: skip bound chain in netns release path
[ Upstream commit 751d460ccff3137212f47d876221534bf0490996 ]

Skip bound chain from netns release path, the rule that owns this chain
releases these objects.

Fixes: d0e2c7de92c7 ("netfilter: nf_tables: add NFT_CHAIN_BINDING")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'net')
-rw-r--r--net/netfilter/nf_tables_api.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 0bb1cc7ed5e9..f621c5e48747 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -10398,6 +10398,9 @@ static void __nft_release_table(struct net *net, struct nft_table *table)
 	ctx.family = table->family;
 	ctx.table = table;
 	list_for_each_entry(chain, &table->chains, list) {
+		if (nft_chain_is_bound(chain))
+			continue;
+
 		ctx.chain = chain;
 		list_for_each_entry_safe(rule, nr, &chain->rules, list) {
 			list_del(&rule->list);