From patchwork Fri Apr 9 00:49:45 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bixuan Cui X-Patchwork-Id: 12192685 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=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 BC1CDC433ED for ; Fri, 9 Apr 2021 00:50:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8015961151 for ; Fri, 9 Apr 2021 00:50:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233043AbhDIAu5 (ORCPT ); Thu, 8 Apr 2021 20:50:57 -0400 Received: from szxga05-in.huawei.com ([45.249.212.191]:15986 "EHLO szxga05-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232984AbhDIAu5 (ORCPT ); Thu, 8 Apr 2021 20:50:57 -0400 Received: from DGGEMS409-HUB.china.huawei.com (unknown [172.30.72.58]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4FGfdC53zpzyNwN; Fri, 9 Apr 2021 08:48:31 +0800 (CST) Received: from huawei.com (10.174.28.241) by DGGEMS409-HUB.china.huawei.com (10.3.19.209) with Microsoft SMTP Server id 14.3.498.0; Fri, 9 Apr 2021 08:50:32 +0800 From: Bixuan Cui To: , CC: , , , , , , , Bixuan Cui Subject: [PATCH] usb: dwc3: qcom: Fixed an issue that the ret value is incorrect in dwc3_qcom_probe() Date: Fri, 9 Apr 2021 08:49:45 +0800 Message-ID: <20210409004945.56776-1-cuibixuan@huawei.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 X-Originating-IP: [10.174.28.241] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org There is a error message after devm_ioremap_resource failed, and the ret is needs to be obtained through PTR_ERR(qcom->qscratch_base). We need to move the dev_err() downwards to ensure that the ret value is correct. Fixes: a4333c3a6ba9 ('usb: dwc3: Add Qualcomm DWC3 glue driver') Reported-by: Hulk Robot Signed-off-by: Bixuan Cui --- drivers/usb/dwc3/dwc3-qcom.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/dwc3/dwc3-qcom.c b/drivers/usb/dwc3/dwc3-qcom.c index e37cc58dfa55..4716ca8c753d 100644 --- a/drivers/usb/dwc3/dwc3-qcom.c +++ b/drivers/usb/dwc3/dwc3-qcom.c @@ -774,8 +774,8 @@ static int dwc3_qcom_probe(struct platform_device *pdev) qcom->qscratch_base = devm_ioremap_resource(dev, parent_res); if (IS_ERR(qcom->qscratch_base)) { - dev_err(dev, "failed to map qscratch, err=%d\n", ret); ret = PTR_ERR(qcom->qscratch_base); + dev_err(dev, "failed to map qscratch, err=%d\n", ret); goto clk_disable; }