From mboxrd@z Thu Jan 1 00:00:00 1970 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 70B71C7EE23 for ; Sun, 11 Jun 2023 09:02:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231678AbjFKI6m (ORCPT ); Sun, 11 Jun 2023 04:58:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43944 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229763AbjFKI6j (ORCPT ); Sun, 11 Jun 2023 04:58:39 -0400 Received: from mail-pl1-x62f.google.com (mail-pl1-x62f.google.com [IPv6:2607:f8b0:4864:20::62f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 67636EC; Sun, 11 Jun 2023 01:58:38 -0700 (PDT) Received: by mail-pl1-x62f.google.com with SMTP id d9443c01a7336-1b3b5a5134dso3693685ad.2; Sun, 11 Jun 2023 01:58:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1686473918; x=1689065918; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=EWZUFDSZ/fMZAMF0QPe7zZpxsyUC+/jDdvK69lb9eHE=; b=kw1sDcMeRYxNNp7XO/lycGtVtMANOv8tx7yHtKn/tO3WhfGcXfTzA/f3EnVEBX49q8 9BLJlyZhYDmTFBTu0NKAJGlFqG7kqz9ur5qXR07a86rSrgGb7Mo1JYC+kBrMoG/Pj73S a3fkyYNaGmDgKy3Dimm/DEiPdYvV8LfdtPg1qi47Zyq9iaCw4HvOQ0NgNPLuFwVm580R 4G1easP7UsK46aewJTjxuXMZgGhtcyI5WxrkRbxnxx/ePbp+vzm4LXFtLRk8cmac6cll BYHgFfD3G2BC9BwBInoZbGvGkpTr4BtMaYrq5ltZ8OvGkL+Xjy5NHKtwkindZ/5kihD4 bgow== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686473918; x=1689065918; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=EWZUFDSZ/fMZAMF0QPe7zZpxsyUC+/jDdvK69lb9eHE=; b=J7Z7Hp/iM9gbHqirRDhjcfDbb+rt8OuIQnvxWK3+x1yvZ6HjC2rm/Iy2sYgZJ3Tblk TawVPWOsc6C+hiIjvLaUL6BUpaW8XHM3KwrXeScIpIjRg55Oi8u4l4SBf3xIqjld9HPr E2NQPqFlRo9uAoeweRxbMwZmrPap2UG5u4u/2WltJldP/ipkd+Ocw4AgY9FdXn4BLana +e6sGx+05l7lb0MD7bNS/GGrJiQX9gwqXs2ZclI8e21TzzdHg3cQymgyKNMUbkurg8OL raeHUDwKD9pPvDjuNoyj3rmeVFkAogYs6Wqsd5gd9a1SBBtZoBpTSuVnILrRb4VXPFlE +4rg== X-Gm-Message-State: AC+VfDz/KKIPVE/OLIH3FaWfyDNVZFmRzwh5sEqbU2QY45UNBLC+f/ob xtr6xBzMBzcHysbNFNeR5q4= X-Google-Smtp-Source: ACHHUZ6fLRGLJOO/cw2i7Qt8yDZ2Ek6qUAg/tjjQXa2JZb7jn6L02rHAGJ6X0g4U6SyYZh3oNommzQ== X-Received: by 2002:a17:902:bf08:b0:1ac:a661:a4b0 with SMTP id bi8-20020a170902bf0800b001aca661a4b0mr3814826plb.57.1686473917727; Sun, 11 Jun 2023 01:58:37 -0700 (PDT) Received: from localhost.localdomain ([103.116.245.58]) by smtp.gmail.com with ESMTPSA id jm18-20020a17090304d200b001ac6b926621sm6008371plb.292.2023.06.11.01.58.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 11 Jun 2023 01:58:37 -0700 (PDT) From: Jianhui Zhao To: zhaojh329@gmail.com Cc: andrew@lunn.ch, davem@davemloft.net, edumazet@google.com, hkallweit1@gmail.com, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com Subject: [PATCH] net: mdio: fix duplicate registrations for phy with c45 in __of_mdiobus_register() Date: Sun, 11 Jun 2023 16:58:26 +0800 Message-Id: <20230611085826.647536-1-zhaojh329@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230610161308.3158-1-zhaojh329@gmail.com> References: <20230610161308.3158-1-zhaojh329@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org __of_mdiobus_register __mdiobus_register mdiobus_scan_bus_c45 of_mdiobus_child_is_phy of_mdiobus_register_phy fwnode_mdiobus_register_phy is_c45 = fwnode_device_is_compatible(child, "ethernet-phy-ieee802.3-c45"); get_phy_device phy_device_create This is the function call chain. If a phy is already registered in mdiobus_scan_bus_c45(), and it's compatible "ethernet-phy-ieee802.3-c45", thus it will duplicated call get_phy_device later.