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=-13.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 B4684C4338F for ; Tue, 24 Aug 2021 06:16:46 +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 42FE861262 for ; Tue, 24 Aug 2021 06:16:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 42FE861262 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-118-E-9ts3VVOE2m_raPS0cGiA-1; Tue, 24 Aug 2021 02:16:43 -0400 X-MC-Unique: E-9ts3VVOE2m_raPS0cGiA-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 33FC9180FCCC; Tue, 24 Aug 2021 06:16:39 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id DD99C27BDE; Tue, 24 Aug 2021 06:16:38 +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 889484BB7C; Tue, 24 Aug 2021 06:16:38 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id 17O6GaeO025894 for ; Tue, 24 Aug 2021 02:16:36 -0400 Received: by smtp.corp.redhat.com (Postfix) id 58912CF62E; Tue, 24 Aug 2021 06:16:36 +0000 (UTC) Received: from mimecast-mx02.redhat.com (mimecast03.extmail.prod.ext.rdu2.redhat.com [10.11.55.19]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 540C7CF62C for ; Tue, 24 Aug 2021 06:16:32 +0000 (UTC) Received: from us-smtp-1.mimecast.com (us-smtp-1.mimecast.com [207.211.31.81]) (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 38A09802A9C for ; Tue, 24 Aug 2021 06:16:32 +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-49-XF9smXeHPJ-vo_OZDNto5w-1; Tue, 24 Aug 2021 02:16:30 -0400 X-MC-Unique: XF9smXeHPJ-vo_OZDNto5w-1 Received: from hch by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1mIPgP-00Adf8-0Q; Tue, 24 Aug 2021 06:13:28 +0000 Date: Tue, 24 Aug 2021 07:13:13 +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: <20210823202930.137278-7-mcgrof@kernel.org> 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 2.79 on 10.11.54.5 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, hch@infradead.org, 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 Mon, Aug 23, 2021 at 01:29:26PM -0700, Luis Chamberlain wrote: > We never checked for errors on add_disk() as this function > returned void. Now that this is fixed, use the shiny new > error handling. > > The caller cleanups the disk already so all we need to do > is just pass along the return value. > > Signed-off-by: Luis Chamberlain > --- > drivers/mmc/core/block.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c > index 4c11f171e56d..4f12c6d1e1b5 100644 > --- a/drivers/mmc/core/block.c > +++ b/drivers/mmc/core/block.c > @@ -2432,7 +2432,9 @@ static struct mmc_blk_data *mmc_blk_alloc_req(struct mmc_card *card, > /* used in ->open, must be set before add_disk: */ > 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. -- dm-devel mailing list dm-devel@redhat.com https://listman.redhat.com/mailman/listinfo/dm-devel 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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 81167C432BE for ; Tue, 24 Aug 2021 06:17:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5F7206128A for ; Tue, 24 Aug 2021 06:17:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231747AbhHXGRr (ORCPT ); Tue, 24 Aug 2021 02:17:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46956 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231166AbhHXGRr (ORCPT ); Tue, 24 Aug 2021 02:17:47 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D5ECDC061575; Mon, 23 Aug 2021 23:17:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=dQds9cSHSeE6kGx5MS02raO6iayqk63xe1w2A7iEq1M=; b=NAFLIm8m4aCi9SqoT2xstelsQt vDDY5oULL6Gmc1ZtN/gXrqKm8aT4pyL1HMdd/l2rqnGgXcV9wI4JDOqTNN4B9TBQDOR+FgwwGB+hC fVN/KSCGFY0auXuQHe7JihRBzo4EtOoqe2ZdAM3mAMsZk+1zS6mxXQtz21pklOJ9cM9Gq4EjMh2dC VNji9HAUzIQdgAkjytgO5wKENF8c6yy+BfZYUHRc1wJwRmWaSWdd5JxzsX07oeG29ZP7H46rvTk6j mURnUDtSYtcFQhIZ3HmOwQ46s6R9rtWUkAiy5MKh90yI8kvp0Wmvu5n28MAsamto4HyofHAZc1EFv 5HJ8ucjg==; Received: from hch by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1mIPgP-00Adf8-0Q; Tue, 24 Aug 2021 06:13:28 +0000 Date: Tue, 24 Aug 2021 07:13:13 +0100 From: Christoph Hellwig To: Luis Chamberlain Cc: axboe@kernel.dk, martin.petersen@oracle.com, jejb@linux.ibm.com, kbusch@kernel.org, sagi@grimberg.me, adrian.hunter@intel.com, beanhuo@micron.com, ulf.hansson@linaro.org, avri.altman@wdc.com, swboyd@chromium.org, agk@redhat.com, snitzer@redhat.com, josef@toxicpanda.com, hch@infradead.org, hare@suse.de, bvanassche@acm.org, ming.lei@redhat.com, linux-scsi@vger.kernel.org, linux-nvme@lists.infradead.org, linux-mmc@vger.kernel.org, dm-devel@redhat.com, nbd@other.debian.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 06/10] mmc/core/block: add error handling support for add_disk() Message-ID: References: <20210823202930.137278-1-mcgrof@kernel.org> <20210823202930.137278-7-mcgrof@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210823202930.137278-7-mcgrof@kernel.org> X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On Mon, Aug 23, 2021 at 01:29:26PM -0700, Luis Chamberlain wrote: > We never checked for errors on add_disk() as this function > returned void. Now that this is fixed, use the shiny new > error handling. > > The caller cleanups the disk already so all we need to do > is just pass along the return value. > > Signed-off-by: Luis Chamberlain > --- > drivers/mmc/core/block.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c > index 4c11f171e56d..4f12c6d1e1b5 100644 > --- a/drivers/mmc/core/block.c > +++ b/drivers/mmc/core/block.c > @@ -2432,7 +2432,9 @@ static struct mmc_blk_data *mmc_blk_alloc_req(struct mmc_card *card, > /* used in ->open, must be set before add_disk: */ > 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. 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=-14.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 6EFB0C4338F for ; Tue, 24 Aug 2021 06:15:14 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 34D356125F for ; Tue, 24 Aug 2021 06:15:14 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 34D356125F Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Ka920EGe5R6FDFkYgQnrcer9VMKvc+XmXjCNy2P62Dk=; b=gFxA255tf2SgL+ 3bCIVKAH9kTIO6huL6wTxyDo6JBKC0papcDBt54p9bRTyPxVIlDVnJkPXlXbRTBFxnl7hbsgzleMp yR1DLq4ChGCzIQR/sU7HN0a8L5HLnqvslJsaSQax0BZ4nFqHPcLAAUh7XANHiAe+nUnAJPCw+yMX5 fyzbj/ZoE8Nh0fGXTQiiCAvXOEIuXiNGhst3mgt9JiX6h790AoMTkophlcsWNZE4XdD7tl9V5B0Ol NQEIug3Ft5bpGxJnTyg1/mRZOfgw3w0bBj/XEZbsqXC5vq39gqc9fqdfgLshCxpBTyGXGMVmCIUKK Qjf4pgunczZ1JzNePmrQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mIPi4-001oNK-LW; Tue, 24 Aug 2021 06:14:56 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mIPi2-001oN9-E9 for linux-nvme@bombadil.infradead.org; Tue, 24 Aug 2021 06:14:54 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=dQds9cSHSeE6kGx5MS02raO6iayqk63xe1w2A7iEq1M=; b=NAFLIm8m4aCi9SqoT2xstelsQt vDDY5oULL6Gmc1ZtN/gXrqKm8aT4pyL1HMdd/l2rqnGgXcV9wI4JDOqTNN4B9TBQDOR+FgwwGB+hC fVN/KSCGFY0auXuQHe7JihRBzo4EtOoqe2ZdAM3mAMsZk+1zS6mxXQtz21pklOJ9cM9Gq4EjMh2dC VNji9HAUzIQdgAkjytgO5wKENF8c6yy+BfZYUHRc1wJwRmWaSWdd5JxzsX07oeG29ZP7H46rvTk6j mURnUDtSYtcFQhIZ3HmOwQ46s6R9rtWUkAiy5MKh90yI8kvp0Wmvu5n28MAsamto4HyofHAZc1EFv 5HJ8ucjg==; Received: from hch by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1mIPgP-00Adf8-0Q; Tue, 24 Aug 2021 06:13:28 +0000 Date: Tue, 24 Aug 2021 07:13:13 +0100 From: Christoph Hellwig To: Luis Chamberlain Cc: axboe@kernel.dk, martin.petersen@oracle.com, jejb@linux.ibm.com, kbusch@kernel.org, sagi@grimberg.me, adrian.hunter@intel.com, beanhuo@micron.com, ulf.hansson@linaro.org, avri.altman@wdc.com, swboyd@chromium.org, agk@redhat.com, snitzer@redhat.com, josef@toxicpanda.com, hch@infradead.org, hare@suse.de, bvanassche@acm.org, ming.lei@redhat.com, linux-scsi@vger.kernel.org, linux-nvme@lists.infradead.org, linux-mmc@vger.kernel.org, dm-devel@redhat.com, nbd@other.debian.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 06/10] mmc/core/block: add error handling support for add_disk() Message-ID: References: <20210823202930.137278-1-mcgrof@kernel.org> <20210823202930.137278-7-mcgrof@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210823202930.137278-7-mcgrof@kernel.org> X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org On Mon, Aug 23, 2021 at 01:29:26PM -0700, Luis Chamberlain wrote: > We never checked for errors on add_disk() as this function > returned void. Now that this is fixed, use the shiny new > error handling. > > The caller cleanups the disk already so all we need to do > is just pass along the return value. > > Signed-off-by: Luis Chamberlain > --- > drivers/mmc/core/block.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c > index 4c11f171e56d..4f12c6d1e1b5 100644 > --- a/drivers/mmc/core/block.c > +++ b/drivers/mmc/core/block.c > @@ -2432,7 +2432,9 @@ static struct mmc_blk_data *mmc_blk_alloc_req(struct mmc_card *card, > /* used in ->open, must be set before add_disk: */ > 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. _______________________________________________ Linux-nvme mailing list Linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme