From patchwork Fri Oct 22 23:18:34 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jakub Kicinski X-Patchwork-Id: 12579165 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8DD3FC433F5 for ; Fri, 22 Oct 2021 23:18:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 769A460FBF for ; Fri, 22 Oct 2021 23:18:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232037AbhJVXVA (ORCPT ); Fri, 22 Oct 2021 19:21:00 -0400 Received: from mail.kernel.org ([198.145.29.99]:40466 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230086AbhJVXU6 (ORCPT ); Fri, 22 Oct 2021 19:20:58 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id EFBEE6103D; Fri, 22 Oct 2021 23:18:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1634944720; bh=Lq3llxiET9BpfgqKIqAncf4yMxsCJPuJc7SPztLJ4fo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iBN7ebP2AHmNosQycnQNtawkEIMxLz+Klgxg/YiqnrPY4drI2lPPDgHcxwrzGCALy f5df/9JalO9vGylzWHZYQTdK0QXia2Kp+fcvRgLq2RAuxaO9OTtq6Lodt1DQzlZttE gmtWR76Yx0tYKeAZTNEDS4MC4x0MO0xf+xG31y2lQSQ3xKbYVqMOQyoqrpr5iUy+pz +yGa6O0p8yntZRpc8h8/LVmBJUtkJ0nx7/Qyjbky/YYJYJ1IMg1xA5h8JDJFbY7Ors HF0HtCnaldmZufUs/eRDMTGUDoWyzWwTuNKndvasoZNJ9S3/6qBVw/sFV2tyhmYrn7 qid9zYAVuyriQ== From: Jakub Kicinski To: davem@davemloft.net Cc: netdev@vger.kernel.org, linux-bluetooth@vger.kernel.org, marcel@holtmann.org, Jakub Kicinski , johan.hedberg@gmail.com, luiz.dentz@gmail.com Subject: [PATCH net-next v2 2/2] bluetooth: use dev_addr_set() Date: Fri, 22 Oct 2021 16:18:34 -0700 Message-Id: <20211022231834.2710245-3-kuba@kernel.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211022231834.2710245-1-kuba@kernel.org> References: <20211022231834.2710245-1-kuba@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org Commit 406f42fa0d3c ("net-next: When a bond have a massive amount of VLANs...") introduced a rbtree for faster Ethernet address look up. To maintain netdev->dev_addr in this tree we need to make all the writes to it go through appropriate helpers. Signed-off-by: Jakub Kicinski Reviewed-by: Marcel Holtmann Acked-by: Marcel Holtmann --- CC: marcel@holtmann.org CC: johan.hedberg@gmail.com CC: luiz.dentz@gmail.com CC: linux-bluetooth@vger.kernel.org --- net/bluetooth/6lowpan.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c index fd164a248569..133d7ea063fb 100644 --- a/net/bluetooth/6lowpan.c +++ b/net/bluetooth/6lowpan.c @@ -663,6 +663,7 @@ static struct l2cap_chan *add_peer_chan(struct l2cap_chan *chan, static int setup_netdev(struct l2cap_chan *chan, struct lowpan_btle_dev **dev) { struct net_device *netdev; + bdaddr_t addr; int err; netdev = alloc_netdev(LOWPAN_PRIV_SIZE(sizeof(struct lowpan_btle_dev)), @@ -672,7 +673,8 @@ static int setup_netdev(struct l2cap_chan *chan, struct lowpan_btle_dev **dev) return -ENOMEM; netdev->addr_assign_type = NET_ADDR_PERM; - baswap((void *)netdev->dev_addr, &chan->src); + baswap(&addr, &chan->src); + __dev_addr_set(netdev, &addr, sizeof(addr)); netdev->netdev_ops = &netdev_ops; SET_NETDEV_DEV(netdev, &chan->conn->hcon->hdev->dev);