From patchwork Sat Sep 7 03:42:26 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lin Ruifeng X-Patchwork-Id: 13795072 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 692C0CD4846 for ; Sat, 7 Sep 2024 03:57:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type:MIME-Version: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=Vy6grid2dmScwuBjTpgCMVvrI5utXXbOMRCuus5YLB0=; b=RJ5hG5jjZEmZYVxJX9Bp0k4aId gp4V46EtfsGO49o0JSxvEg76NEq88B1E1W4wmoTjj+QqJ9Zwsi8h0FHsWQdDuOmqDmOs6ONZm9wa/ tWScIT3ArsVHTlrFqFiALirHIbz8AUFV01Q7GjfI0v8TDsD3vNwx2w4lMh5SgHfrSMPCEwXat9ULj j9j0LV+n46qjibJU84YKpj312LidAHfYE2gLFenT/3mRGLVehIEdd9jml0Q+CB0lRc9P1ka/WE5+j Xg+faugvu423mt0xJB8gGCWNqrNfz8lJjAZUO9fNuYqoT7gJch1QD3aTg+EmbyNNt6AuujX4ndTwW ECUOGJ7w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1smmZf-0000000EH1v-2ifl; Sat, 07 Sep 2024 03:57:23 +0000 Received: from szxga03-in.huawei.com ([45.249.212.189]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1smmYe-0000000EGw7-3kgU; Sat, 07 Sep 2024 03:56:23 +0000 Received: from mail.maildlp.com (unknown [172.19.163.174]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4X0zm41q5Gz69Wk; Sat, 7 Sep 2024 11:56:04 +0800 (CST) Received: from kwepemm600016.china.huawei.com (unknown [7.193.23.20]) by mail.maildlp.com (Postfix) with ESMTPS id B83801400DD; Sat, 7 Sep 2024 11:56:05 +0800 (CST) Received: from huawei.com (10.175.112.208) by kwepemm600016.china.huawei.com (7.193.23.20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Sat, 7 Sep 2024 11:56:04 +0800 From: Lin Ruifeng To: , , , CC: , , , Subject: [PATCH -next] usb: musb: mediatek: Simplify code with dev_err_probe() Date: Sat, 7 Sep 2024 11:42:26 +0800 Message-ID: <20240907034226.120159-1-linruifeng4@huawei.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-Originating-IP: [10.175.112.208] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To kwepemm600016.china.huawei.com (7.193.23.20) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240906_205621_541397_D8A6A633 X-CRM114-Status: GOOD ( 10.94 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The combination of dev_err() and the returned error code could be replaced by dev_err_probe() in driver's probe function. Let's, converting to dev_err_probe() to make code more simple. Signed-off-by: Lin Ruifeng --- drivers/usb/musb/mediatek.c | 27 +++++++++++---------------- 1 file changed, 11 insertions(+), 16 deletions(-) diff --git a/drivers/usb/musb/mediatek.c b/drivers/usb/musb/mediatek.c index 0a35aab3ab81..393b909de238 100644 --- a/drivers/usb/musb/mediatek.c +++ b/drivers/usb/musb/mediatek.c @@ -416,10 +416,9 @@ static int mtk_musb_probe(struct platform_device *pdev) return -ENOMEM; ret = of_platform_populate(np, NULL, NULL, dev); - if (ret) { - dev_err(dev, "failed to create child devices at %p\n", np); - return ret; - } + if (ret) + return dev_err_probe(dev, ret, + "failed to create child devices at %p\n", np); ret = mtk_musb_clks_get(glue); if (ret) @@ -448,23 +447,19 @@ static int mtk_musb_probe(struct platform_device *pdev) glue->role = USB_ROLE_NONE; break; default: - dev_err(&pdev->dev, "Error 'dr_mode' property\n"); - return -EINVAL; + return dev_err_probe(&pdev->dev, -EINVAL, + "failed to create child devices at %p\n", np); } glue->phy = devm_of_phy_get_by_index(dev, np, 0); - if (IS_ERR(glue->phy)) { - dev_err(dev, "fail to getting phy %ld\n", - PTR_ERR(glue->phy)); - return PTR_ERR(glue->phy); - } + if (IS_ERR(glue->phy)) + return dev_err_probe(dev, PTR_ERR(glue->phy), + "fail to getting phy\n"); glue->usb_phy = usb_phy_generic_register(); - if (IS_ERR(glue->usb_phy)) { - dev_err(dev, "fail to registering usb-phy %ld\n", - PTR_ERR(glue->usb_phy)); - return PTR_ERR(glue->usb_phy); - } + if (IS_ERR(glue->usb_phy)) + return dev_err_probe(dev, PTR_ERR(glue->usb_phy), + "fail to registering usb-phy\n"); glue->xceiv = devm_usb_get_phy(dev, USB_PHY_TYPE_USB2); if (IS_ERR(glue->xceiv)) {