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 X-Spam-Level: X-Spam-Status: No, score=-8.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, USER_AGENT_SANE_1 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 47886C04EBF for ; Mon, 23 Sep 2019 14:22:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 16B56207FD for ; Mon, 23 Sep 2019 14:22:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="NXa4V1GZ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2408346AbfIWOW2 (ORCPT ); Mon, 23 Sep 2019 10:22:28 -0400 Received: from userp2130.oracle.com ([156.151.31.86]:40722 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2405915AbfIWOW1 (ORCPT ); Mon, 23 Sep 2019 10:22:27 -0400 Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x8NEJCZE111282; Mon, 23 Sep 2019 14:21:55 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=date : from : to : cc : subject : message-id : mime-version : content-type; s=corp-2019-08-05; bh=ijA5URtv/98vHuAZIGyZ6iuoFF4Fyn/jEc22CmlTEdM=; b=NXa4V1GZRACyU93DDdoCr11+k0CdEOiuckcdwo8czwRjYcwhkGkAgGq2fP/TkCXV4+E5 K/9Klh+oa9OPyZo3clbzVcl2UStzv4mRxtp0SFca0jcIOIzO+0F22ZEgqOAa+CaozuGF Tx7jVP1EYC3sxEQvGd0STjaeD7dR4VCqdCvSJPwHZrsvyf7tClONkVD8UM3zwJMByrtz UT6k4hzU57Fsb5TzFSdexrU0xL0BsC9cMpQWf4rY8/0Ok9zXmlBWfPZCSO+d9Sn+BngR l/8aLHn3wztAIrqtyc7/sPtfl72EYnhUlX1JCRlb4krkrxCUwVfYdjuMwxA+1NMkFZU/ CQ== Received: from aserp3020.oracle.com (aserp3020.oracle.com [141.146.126.70]) by userp2130.oracle.com with ESMTP id 2v5b9tf9gx-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 23 Sep 2019 14:21:55 +0000 Received: from pps.filterd (aserp3020.oracle.com [127.0.0.1]) by aserp3020.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x8NEJDrK129050; Mon, 23 Sep 2019 14:19:54 GMT Received: from userv0121.oracle.com (userv0121.oracle.com [156.151.31.72]) by aserp3020.oracle.com with ESMTP id 2v5bpgfa06-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 23 Sep 2019 14:19:53 +0000 Received: from abhmp0012.oracle.com (abhmp0012.oracle.com [141.146.116.18]) by userv0121.oracle.com (8.14.4/8.13.8) with ESMTP id x8NEIj3W006948; Mon, 23 Sep 2019 14:18:45 GMT Received: from mwanda (/41.57.98.10) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Mon, 23 Sep 2019 07:18:44 -0700 Date: Mon, 23 Sep 2019 17:18:36 +0300 From: Dan Carpenter To: Keith Busch , Christoph Hellwig Cc: Jens Axboe , Sagi Grimberg , linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org Subject: [PATCH] nvme: fix an error code in nvme_init_subsystem() Message-ID: <20190923141836.GA31251@mwanda> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Mailer: git-send-email haha only kidding User-Agent: Mutt/1.10.1 (2018-07-13) X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9389 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1908290000 definitions=main-1909230140 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9389 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1908290000 definitions=main-1909230140 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org "ret" should be a negative error code here, but it's either success or possibly uninitialized. Fixes: 32fd90c40768 ("nvme: change locking for the per-subsystem controller list") Signed-off-by: Dan Carpenter --- drivers/nvme/host/core.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 63b37d08ac98..f6acbff3e3bc 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -2540,8 +2540,9 @@ static int nvme_init_subsystem(struct nvme_ctrl *ctrl, struct nvme_id_ctrl *id) list_add_tail(&subsys->entry, &nvme_subsystems); } - if (sysfs_create_link(&subsys->dev.kobj, &ctrl->device->kobj, - dev_name(ctrl->device))) { + ret = sysfs_create_link(&subsys->dev.kobj, &ctrl->device->kobj, + dev_name(ctrl->device)); + if (ret) { dev_err(ctrl->device, "failed to create sysfs link from subsystem.\n"); goto out_put_subsystem; -- 2.20.1