From patchwork Wed Sep 15 14:57:41 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Cai,Huoqing" X-Patchwork-Id: 12496375 X-Patchwork-Delegate: kuba@kernel.org 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=-16.8 required=3.0 tests=BAYES_00, 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 147B9C4332F for ; Wed, 15 Sep 2021 15:13:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E3BCC61029 for ; Wed, 15 Sep 2021 15:13:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238013AbhIOPOu (ORCPT ); Wed, 15 Sep 2021 11:14:50 -0400 Received: from mx24.baidu.com ([111.206.215.185]:40624 "EHLO baidu.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S237745AbhIOPOs (ORCPT ); Wed, 15 Sep 2021 11:14:48 -0400 Received: from BJHW-Mail-Ex06.internal.baidu.com (unknown [10.127.64.16]) by Forcepoint Email with ESMTPS id 3692354165B91482BE76; Wed, 15 Sep 2021 22:57:47 +0800 (CST) Received: from BJHW-MAIL-EX27.internal.baidu.com (10.127.64.42) by BJHW-Mail-Ex06.internal.baidu.com (10.127.64.16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14; Wed, 15 Sep 2021 22:57:47 +0800 Received: from LAPTOP-UKSR4ENP.internal.baidu.com (172.31.63.8) by BJHW-MAIL-EX27.internal.baidu.com (10.127.64.42) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2308.14; Wed, 15 Sep 2021 22:57:46 +0800 From: Cai Huoqing To: CC: "David S. Miller" , Jakub Kicinski , , Subject: [PATCH] net: arc_emac: Make use of the helper function dev_err_probe() Date: Wed, 15 Sep 2021 22:57:41 +0800 Message-ID: <20210915145741.7198-1-caihuoqing@baidu.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-Originating-IP: [172.31.63.8] X-ClientProxiedBy: BJHW-Mail-Ex09.internal.baidu.com (10.127.64.32) To BJHW-MAIL-EX27.internal.baidu.com (10.127.64.42) X-Baidu-BdMsfe-DateCheck: 1_BJHW-Mail-Ex06_2021-09-15 22:57:47:213 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org When possible use dev_err_probe help to properly deal with the PROBE_DEFER error, the benefit is that DEFER issue will be logged in the devices_deferred debugfs file. And using dev_err_probe() can reduce code size, and simplify the code. Signed-off-by: Cai Huoqing --- drivers/net/ethernet/arc/emac_mdio.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/net/ethernet/arc/emac_mdio.c b/drivers/net/ethernet/arc/emac_mdio.c index 54cdafdd067d..9acf589b1178 100644 --- a/drivers/net/ethernet/arc/emac_mdio.c +++ b/drivers/net/ethernet/arc/emac_mdio.c @@ -151,10 +151,9 @@ int arc_mdio_probe(struct arc_emac_priv *priv) data->reset_gpio = devm_gpiod_get_optional(priv->dev, "phy-reset", GPIOD_OUT_LOW); if (IS_ERR(data->reset_gpio)) { - error = PTR_ERR(data->reset_gpio); - dev_err(priv->dev, "Failed to request gpio: %d\n", error); mdiobus_free(bus); - return error; + return dev_err_probe(priv->dev, PTR_ERR(data->reset_gpio), + "Failed to request gpio\n"); } of_property_read_u32(np, "phy-reset-duration", &data->msec); @@ -166,9 +165,9 @@ int arc_mdio_probe(struct arc_emac_priv *priv) error = of_mdiobus_register(bus, priv->dev->of_node); if (error) { - dev_err(priv->dev, "cannot register MDIO bus %s\n", bus->name); mdiobus_free(bus); - return error; + return dev_err_probe(priv->dev, error, + "cannot register MDIO bus %s\n", bus->name); } return 0;