From patchwork Thu Sep 2 17:40:59 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luis Chamberlain X-Patchwork-Id: 12472251 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 3BA09C83031 for ; Thu, 2 Sep 2021 17:41:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 293A861131 for ; Thu, 2 Sep 2021 17:41:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347032AbhIBRmV (ORCPT ); Thu, 2 Sep 2021 13:42:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36920 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346712AbhIBRmR (ORCPT ); Thu, 2 Sep 2021 13:42:17 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CAAE1C061575; Thu, 2 Sep 2021 10:41:18 -0700 (PDT) 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=PDzjS+dr10ndkrHE9asrJrwhiTPnedHV5fGVL8VIm34=; b=wFrUeTIQiVlCJMmbc0haxWL8cr ZtLHi5qjHqc8Gx+iVj/pRj4alPjXxvUOBZwM5VlBgXPA4q1WlYzZWxdB6w02oOklBEj5LXPUzhtPq PUuufFNWSbpZMzhicWxYDQrK5glPn1kQtjZol7KRAnd2JJpY0hQHqFtrho1iobrOdNQSemrgYkKJt jWfevQBE13OzFT4LlsAoZpDJARfY8hG+UZUTzMSkpZ6gej/9pLgwHEHDQlTgfifz2TkCwbmBT/ybb EJjIsLvvW8K72raohKTtmnnoBOP0ulkB5hiY6JXlTI/KGVuG+iAqOQ1yDAKWwfqflxyN/DFh68zf6 q3UxIJoA==; Received: from mcgrof by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1mLqi1-00A9FG-UL; Thu, 02 Sep 2021 17:41:05 +0000 From: Luis Chamberlain To: axboe@kernel.dk, gregkh@linuxfoundation.org, chaitanya.kulkarni@wdc.com, atulgopinathan@gmail.com, hare@suse.de, maximlevitsky@gmail.com, oakad@yahoo.com, ulf.hansson@linaro.org, colin.king@canonical.com, shubhankarvk@gmail.com, baijiaju1990@gmail.com, trix@redhat.com, dongsheng.yang@easystack.cn, ceph-devel@vger.kernel.org, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, sth@linux.ibm.com, hoeppner@linux.ibm.com, hca@linux.ibm.com, gor@linux.ibm.com, borntraeger@de.ibm.com, oberpar@linux.ibm.com, tj@kernel.org Cc: linux-s390@vger.kernel.org, linux-mtd@lists.infradead.org, linux-mmc@vger.kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, Luis Chamberlain Subject: [PATCH 3/9] mspro_block: add error handling support for add_disk() Date: Thu, 2 Sep 2021 10:40:59 -0700 Message-Id: <20210902174105.2418771-4-mcgrof@kernel.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210902174105.2418771-1-mcgrof@kernel.org> References: <20210902174105.2418771-1-mcgrof@kernel.org> MIME-Version: 1.0 Sender: Luis Chamberlain Precedence: bulk List-ID: X-Mailing-List: ceph-devel@vger.kernel.org We never checked for errors on add_disk() as this function returned void. Now that this is fixed, use the shiny new error handling. Contrary to the typical removal which delays the put_disk() until later, since we are failing on a probe we immediately put the disk on failure from add_disk by using blk_cleanup_disk(). Signed-off-by: Luis Chamberlain --- drivers/memstick/core/mspro_block.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c index 22778d0e24f5..c0450397b673 100644 --- a/drivers/memstick/core/mspro_block.c +++ b/drivers/memstick/core/mspro_block.c @@ -1239,10 +1239,14 @@ static int mspro_block_init_disk(struct memstick_dev *card) set_capacity(msb->disk, capacity); dev_dbg(&card->dev, "capacity set %ld\n", capacity); - device_add_disk(&card->dev, msb->disk, NULL); + rc = device_add_disk(&card->dev, msb->disk, NULL); + if (rc) + goto out_cleanup_disk; msb->active = 1; return 0; +out_cleanup_disk: + blk_cleanup_disk(msb->disk); out_free_tag_set: blk_mq_free_tag_set(&msb->tag_set); out_release_id: