netfilter: nf_tables: unbind non-anonymous set if rule construction fails

[ Upstream commit 3e70489721b6c870252c9082c496703677240f53 ]

Otherwise a dangling reference to a rule object that is gone remains
in the set binding list.

Fixes: 26b5a5712eb8 ("netfilter: nf_tables: add NFT_TRANS_PREPARE_ERROR to deal with bound set/chain")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Pablo Neira Ayuso 2023-07-13 10:48:58 +02:00 committed by Greg Kroah-Hartman
parent a136b7942a
commit a07e415be3

View File

@ -4689,6 +4689,8 @@ void nf_tables_deactivate_set(const struct nft_ctx *ctx, struct nft_set *set,
nft_set_trans_unbind(ctx, set);
if (nft_set_is_anonymous(set))
nft_deactivate_next(ctx->net, set);
else
list_del_rcu(&binding->list);
set->use--;
break;