From patchwork Fri Oct 15 23:52:10 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luis Chamberlain X-Patchwork-Id: 12563075 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 smtp.subspace.kernel.org (Postfix) with ESMTPS id 266652C88 for ; Fri, 15 Oct 2021 23:53:01 +0000 (UTC) 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=vmoV/2yvLiwBFQQklXCjpC+/vAkb2GZd/kil2P+K9LY=; b=k0iIsRd4etFUTdob28o4ORiDN4 +B5FyF731o7hr+GINXvlvMEAMpsLwW5pC/OKgrZhFwyicCWbpFYSPPBTrBIjvSuVnrLjhUSLYS++y oRkzDGAOTsEh93X+qg4nyS4uWEdS1lTDNed0oMklQ8zbFZvEmtlBlaap7C7u4S3ktr+flejwhLn6v kgxKkRW5rGqDNa6Cku4cssrBYgKN0s5RFNPfDoSHCSG9iQEucDFOEf6fvVjlMBFP7jCkT/hLFNSOo cpEoBq/XBYeFkTadkfricUfOXARU2LfOTVXw3vn1MHJ8F/i5S8b+Km/fw6MNqjRctXbmhviSiCcL6 I9TcNhtA==; Received: from mcgrof by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1mbWzt-009C31-2Y; Fri, 15 Oct 2021 23:52:21 +0000 From: Luis Chamberlain To: axboe@kernel.dk, geoff@infradead.org, mpe@ellerman.id.au, benh@kernel.crashing.org, paulus@samba.org, jim@jtan.com, minchan@kernel.org, ngupta@vflare.org, senozhatsky@chromium.org, richard@nod.at, miquel.raynal@bootlin.com, vigneshr@ti.com, dan.j.williams@intel.com, vishal.l.verma@intel.com, dave.jiang@intel.com, ira.weiny@intel.com, kbusch@kernel.org, hch@lst.de, sagi@grimberg.me Cc: linux-block@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-mtd@lists.infradead.org, nvdimm@lists.linux.dev, linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org, Luis Chamberlain Subject: [PATCH 04/13] nvdimm/btt: use goto error labels on btt_blk_init() Date: Fri, 15 Oct 2021 16:52:10 -0700 Message-Id: <20211015235219.2191207-5-mcgrof@kernel.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211015235219.2191207-1-mcgrof@kernel.org> References: <20211015235219.2191207-1-mcgrof@kernel.org> Precedence: bulk X-Mailing-List: nvdimm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Sender: Luis Chamberlain This will make it easier to share common error paths. Signed-off-by: Luis Chamberlain Reviewed-by: Dan Williams --- 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 29cc7325e890..23ee8c005db5 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)