From patchwork Mon Mar 29 07:59:10 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 411391 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 16EADC433E9 for ; Mon, 29 Mar 2021 08:30:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E3B80614A7 for ; Mon, 29 Mar 2021 08:30:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233675AbhC2I3m (ORCPT ); Mon, 29 Mar 2021 04:29:42 -0400 Received: from mail.kernel.org ([198.145.29.99]:41790 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234058AbhC2I1m (ORCPT ); Mon, 29 Mar 2021 04:27:42 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id EFEB961959; Mon, 29 Mar 2021 08:26:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1617006397; bh=mn59pqmpapYyvMvd3w6aPOstX0re7g6q5OevhBUXP68=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uWNNEd/OP0oBULtw2ZSwgF4vZ21uCIEuhTEq8m3brVNDUFnhu+tc0yll5h+WeHZY8 qPrlJL/LLu+2FlD8WGdo5W8ny1eTZHKxpsDAzUfSCKM4uc30dGWvOH8LVarWXsFykr r6rvOCtvFhoieTgaS+B3LjRJgBRz8VfSXqnhLOH4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, "David S. Miller" Subject: [PATCH 5.10 219/221] Revert "net: bonding: fix error return code of bond_neigh_init()" Date: Mon, 29 Mar 2021 09:59:10 +0200 Message-Id: <20210329075636.444052945@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210329075629.172032742@linuxfoundation.org> References: <20210329075629.172032742@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: David S. Miller commit 080bfa1e6d928a5d1f185cc44e5f3c251df06df5 upstream. This reverts commit 2055a99da8a253a357bdfd359b3338ef3375a26c. This change rejects legitimate configurations. A slave doesn't need to exist nor implement ndo_slave_setup. Signed-off-by: David S. Miller Signed-off-by: Greg Kroah-Hartman --- drivers/net/bonding/bond_main.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -3918,15 +3918,11 @@ static int bond_neigh_init(struct neighb rcu_read_lock(); slave = bond_first_slave_rcu(bond); - if (!slave) { - ret = -EINVAL; + if (!slave) goto out; - } slave_ops = slave->dev->netdev_ops; - if (!slave_ops->ndo_neigh_setup) { - ret = -EINVAL; + if (!slave_ops->ndo_neigh_setup) goto out; - } /* TODO: find another way [1] to implement this. * Passing a zeroed structure is fragile,