From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 98C5214F6A for ; Mon, 23 Oct 2023 11:22:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="oDCTzB6L" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 18113C433C9; Mon, 23 Oct 2023 11:22:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1698060139; bh=iMxrw5F+S/x3DacOe1ipxNk8MAxi9PGBYSJ8ntzBt1k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oDCTzB6LtGETerdQqvoDXUZqgX+FnQUo8IeVZDW5rQOq3b5f7tAVdpSEWggm9M0RH qJMckwfnsJBBw7oK/QZvJ9URngmy37q8KeiyIt7z7LwI16+WG4r/99oEWvq7Xg5T1j aYm1MRUTwzRTMiV6+T2my5AKnl9w7ztHGsYpy3Z8= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Pablo Neira Ayuso , Florian Westphal Subject: [PATCH 6.1 071/196] netfilter: nf_tables: revert do not remove elements if set backend implements .abort Date: Mon, 23 Oct 2023 12:55:36 +0200 Message-ID: <20231023104830.554225016@linuxfoundation.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231023104828.488041585@linuxfoundation.org> References: <20231023104828.488041585@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Pablo Neira Ayuso commit f86fb94011aeb3b26337fc22204ca726aeb8bc24 upstream. nf_tables_abort_release() path calls nft_set_elem_destroy() for NFT_MSG_NEWSETELEM which releases the element, however, a reference to the element still remains in the working copy. Fixes: ebd032fa8818 ("netfilter: nf_tables: do not remove elements if set backend implements .abort") Signed-off-by: Pablo Neira Ayuso Signed-off-by: Florian Westphal Signed-off-by: Greg Kroah-Hartman --- net/netfilter/nf_tables_api.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c @@ -9931,10 +9931,7 @@ static int __nf_tables_abort(struct net break; } te = (struct nft_trans_elem *)trans->data; - if (!te->set->ops->abort || - nft_setelem_is_catchall(te->set, &te->elem)) - nft_setelem_remove(net, te->set, &te->elem); - + nft_setelem_remove(net, te->set, &te->elem); if (!nft_setelem_is_catchall(te->set, &te->elem)) atomic_dec(&te->set->nelems);