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=-7.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 DEFB1C43441 for ; Mon, 19 Nov 2018 17:03:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A7E2121582 for ; Mon, 19 Nov 2018 17:03:21 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="PMaFSPgE" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A7E2121582 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linuxfoundation.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2406221AbeKTD1g (ORCPT ); Mon, 19 Nov 2018 22:27:36 -0500 Received: from mail.kernel.org ([198.145.29.99]:41636 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2405390AbeKTD1f (ORCPT ); Mon, 19 Nov 2018 22:27:35 -0500 Received: from localhost (5356596B.cm-6-7b.dynamic.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 55DA5214E0; Mon, 19 Nov 2018 17:03:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1542646998; bh=q80V4mXW3LpSK4Xojdtt25aVo9bx5DrshGmInRp8VrQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PMaFSPgEzS4pLpN918YJUexwmc9Enn3OQVyYq3j3nBGQBg8AsV5HgrTIzuE9NkvR0 qr5bpX4pJXdPOickHfI6iw1BJeNwQVFNcgdsjWp2qdJHbAcBqrVIx7xmfVeUGdbVp5 F1acWIi8Ep/wYMVzoD/af1ch5pVYUvl5AOz6b+UA= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Omar Sandoval , Jens Axboe , Sasha Levin Subject: [PATCH 3.18 12/90] swim: fix cleanup on setup error Date: Mon, 19 Nov 2018 17:28:54 +0100 Message-Id: <20181119162622.836467807@linuxfoundation.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181119162620.585061184@linuxfoundation.org> References: <20181119162620.585061184@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Omar Sandoval [ Upstream commit 1448a2a5360ae06f25e2edc61ae070dff5c0beb4 ] If we fail to allocate the request queue for a disk, we still need to free that disk, not just the previous ones. Additionally, we need to cleanup the previous request queues. Signed-off-by: Omar Sandoval Signed-off-by: Jens Axboe Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/block/swim.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) --- a/drivers/block/swim.c +++ b/drivers/block/swim.c @@ -868,8 +868,17 @@ static int swim_floppy_init(struct swim_ exit_put_disks: unregister_blkdev(FLOPPY_MAJOR, "fd"); - while (drive--) - put_disk(swd->unit[drive].disk); + do { + struct gendisk *disk = swd->unit[drive].disk; + + if (disk) { + if (disk->queue) { + blk_cleanup_queue(disk->queue); + disk->queue = NULL; + } + put_disk(disk); + } + } while (drive--); return err; }