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=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 A11B0C4320A for ; Sat, 28 Aug 2021 07:35:13 +0000 (UTC) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 3AF79610C7 for ; Sat, 28 Aug 2021 07:35:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 3AF79610C7 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=tempfail smtp.mailfrom=redhat.com Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-436-pTydUk4iP82RNSF18SCbCw-1; Sat, 28 Aug 2021 03:35:04 -0400 X-MC-Unique: pTydUk4iP82RNSF18SCbCw-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id B91A38042E7; Sat, 28 Aug 2021 07:35:00 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 91EE93CC7; Sat, 28 Aug 2021 07:35:00 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id DF3B1181A0F1; Sat, 28 Aug 2021 07:34:59 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id 17S7Yu86008617 for ; Sat, 28 Aug 2021 03:34:56 -0400 Received: by smtp.corp.redhat.com (Postfix) id 072812022EC7; Sat, 28 Aug 2021 07:34:56 +0000 (UTC) Received: from mimecast-mx02.redhat.com (mimecast04.extmail.prod.ext.rdu2.redhat.com [10.11.55.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 0310B2022EC6 for ; Sat, 28 Aug 2021 07:34:53 +0000 (UTC) Received: from us-smtp-1.mimecast.com (us-smtp-delivery-1.mimecast.com [205.139.110.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 73CA7101A52C for ; Sat, 28 Aug 2021 07:34:53 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-572-_bxfNA4yMTeTUMF3unMbLw-1; Sat, 28 Aug 2021 03:34:51 -0400 X-MC-Unique: _bxfNA4yMTeTUMF3unMbLw-1 Received: from hch by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1mJsp1-00FNRa-6I; Sat, 28 Aug 2021 07:32:22 +0000 Date: Sat, 28 Aug 2021 08:32:11 +0100 From: Christoph Hellwig To: Luis Chamberlain Message-ID: References: <20210823202930.137278-1-mcgrof@kernel.org> <20210823202930.137278-7-mcgrof@kernel.org> MIME-Version: 1.0 In-Reply-To: X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html X-Mimecast-Impersonation-Protect: Policy=CLT - Impersonation Protection Definition; Similar Internal Domain=false; Similar Monitored External Domain=false; Custom External Domain=false; Mimecast External Domain=false; Newly Observed Domain=false; Internal User Name=false; Custom Display Name List=false; Reply-to Address Mismatch=false; Targeted Threat Dictionary=false; Mimecast Threat Dictionary=false; Custom Threat Dictionary=false X-Scanned-By: MIMEDefang 2.78 on 10.11.54.4 X-loop: dm-devel@redhat.com Cc: ulf.hansson@linaro.org, snitzer@redhat.com, linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org, dm-devel@redhat.com, agk@redhat.com, beanhuo@micron.com, ming.lei@redhat.com, sagi@grimberg.me, linux-scsi@vger.kernel.org, Christoph Hellwig , jejb@linux.ibm.com, josef@toxicpanda.com, nbd@other.debian.org, linux-block@vger.kernel.org, avri.altman@wdc.com, kbusch@kernel.org, swboyd@chromium.org, bvanassche@acm.org, axboe@kernel.dk, martin.petersen@oracle.com, linux-mmc@vger.kernel.org, adrian.hunter@intel.com Subject: Re: [dm-devel] [PATCH 06/10] mmc/core/block: add error handling support for add_disk() X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: device-mapper development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=dm-devel-bounces@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Disposition: inline Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit On Fri, Aug 27, 2021 at 11:42:36AM -0700, Luis Chamberlain wrote: > > > if (area_type == MMC_BLK_DATA_AREA_MAIN) > > > dev_set_drvdata(&card->dev, md); > > > - device_add_disk(md->parent, md->disk, mmc_disk_attr_groups); > > > + ret = device_add_disk(md->parent, md->disk, mmc_disk_attr_groups); > > > + if (ret) > > > + goto out; > > > > This needs to do a blk_cleanup_queue and also te kfree of md. > > If mmc_blk_alloc_parts() fails mmc_blk_remove_req() is called which > does both for us? Yes, but only for the main gendisk, and those parts already added to the list which happens after device_add_disk succeeded. -- dm-devel mailing list dm-devel@redhat.com https://listman.redhat.com/mailman/listinfo/dm-devel