From patchwork Fri Aug 27 19:18:04 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luis Chamberlain X-Patchwork-Id: 12462849 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=-17.0 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 78E42C19F37 for ; Fri, 27 Aug 2021 20:12:45 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 4F4A360EFF for ; Fri, 27 Aug 2021 20:12:45 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 4F4A360EFF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.xenproject.org Received: from list by lists.xenproject.org with outflank-mailman.173941.317340 (Exim 4.92) (envelope-from ) id 1mJiDB-00082e-SX; Fri, 27 Aug 2021 20:12:25 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 173941.317340; Fri, 27 Aug 2021 20:12:25 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1mJiDB-00081u-LO; Fri, 27 Aug 2021 20:12:25 +0000 Received: by outflank-mailman (input) for mailman id 173941; Fri, 27 Aug 2021 19:18:34 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1mJhN4-0001H3-Al for xen-devel@lists.xenproject.org; Fri, 27 Aug 2021 19:18:34 +0000 Received: from bombadil.infradead.org (unknown [2607:7c80:54:e::133]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id f46a61ef-6b04-46bf-bd42-29a0beb23698; Fri, 27 Aug 2021 19:18:22 +0000 (UTC) Received: from mcgrof by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1mJhMh-00D5B1-9r; Fri, 27 Aug 2021 19:18:11 +0000 X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list X-Inumbo-ID: f46a61ef-6b04-46bf-bd42-29a0beb23698 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Sender:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description; bh=27odH5nuWhozi1ECDZZ4goiUsLRrmSNLiICgWw9rj94=; b=RoVROwonXgehtqGc+uNEhBcWcZ R5TCqcCZrOdRGr9HUPwtMi32e/ae/EkxCUSAPtRc6M2LeT6rdituE92p30lXXWNaVFoW1e/c2e6Jb kraEvvyQ0M5bcOebJtmKBzhn/SKTI3nIuCgdJLTg8IUxMR9sn5GxY4zSbxxEz0K4wwzTyI0DP5qL4 2x+bE9BxAJsWm1ucxECHkU1A/iGQVGxBjvTqucWQarpvTa/rJT4JydPtEf/YgYxRjQJlkZQbeG6KC TpQ8GMDtI1KQRlMQi4ArGei1Q6BvaQQHz0c7jbbmvYnpnnYjjiZOxdHBsmeZG072BsLXL5mGH59Kg DQxVvblQ==; From: Luis Chamberlain To: axboe@kernel.dk, colyli@suse.de, kent.overstreet@gmail.com, kbusch@kernel.org, sagi@grimberg.me, vishal.l.verma@intel.com, dan.j.williams@intel.com, dave.jiang@intel.com, ira.weiny@intel.com, konrad.wilk@oracle.com, roger.pau@citrix.com, boris.ostrovsky@oracle.com, jgross@suse.com, sstabellini@kernel.org, minchan@kernel.org, ngupta@vflare.org, senozhatsky@chromium.org Cc: xen-devel@lists.xenproject.org, nvdimm@lists.linux.dev, linux-nvme@lists.infradead.org, linux-bcache@vger.kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, Luis Chamberlain Subject: [PATCH 05/10] nvdimm/btt: use goto error labels on btt_blk_init() Date: Fri, 27 Aug 2021 12:18:04 -0700 Message-Id: <20210827191809.3118103-6-mcgrof@kernel.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210827191809.3118103-1-mcgrof@kernel.org> References: <20210827191809.3118103-1-mcgrof@kernel.org> MIME-Version: 1.0 Sender: Luis Chamberlain This will make it easier to share common error paths. Signed-off-by: Luis Chamberlain --- drivers/nvdimm/btt.c | 19 ++++++++++++------- 1 file changed, 12 insertions(+), 7 deletions(-) diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c index 3fd1bdb9fc05..275704d80109 100644 --- a/drivers/nvdimm/btt.c +++ b/drivers/nvdimm/btt.c @@ -1520,10 +1520,11 @@ static int btt_blk_init(struct btt *btt) { struct nd_btt *nd_btt = btt->nd_btt; struct nd_namespace_common *ndns = nd_btt->ndns; + int rc = -ENOMEM; btt->btt_disk = blk_alloc_disk(NUMA_NO_NODE); if (!btt->btt_disk) - return -ENOMEM; + goto out; nvdimm_namespace_disk_name(ndns, btt->btt_disk->disk_name); btt->btt_disk->first_minor = 0; @@ -1535,19 +1536,23 @@ static int btt_blk_init(struct btt *btt) blk_queue_flag_set(QUEUE_FLAG_NONROT, btt->btt_disk->queue); if (btt_meta_size(btt)) { - int rc = nd_integrity_init(btt->btt_disk, btt_meta_size(btt)); - - if (rc) { - blk_cleanup_disk(btt->btt_disk); - return rc; - } + rc = nd_integrity_init(btt->btt_disk, btt_meta_size(btt)); + if (rc) + goto out_cleanup_disk; } + set_capacity(btt->btt_disk, btt->nlba * btt->sector_size >> 9); device_add_disk(&btt->nd_btt->dev, btt->btt_disk, NULL); + btt->nd_btt->size = btt->nlba * (u64)btt->sector_size; nvdimm_check_and_set_ro(btt->btt_disk); return 0; + +out_cleanup_disk: + blk_cleanup_disk(btt->btt_disk); +out: + return rc; } static void btt_blk_cleanup(struct btt *btt)