From patchwork Fri Mar 4 16:03:22 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 548459 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D4559C433EF for ; Fri, 4 Mar 2022 16:03:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240565AbiCDQEo (ORCPT ); Fri, 4 Mar 2022 11:04:44 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47998 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240566AbiCDQEm (ORCPT ); Fri, 4 Mar 2022 11:04:42 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D428A1B018C; Fri, 4 Mar 2022 08:03:54 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=CQUvlsmrvEOvao7gpxSccrPKDKA68ZFzfzs9XLF0OFM=; b=kJD0e1KH2Wq8Kt5F0hhF4AtgYP /Z4ff3fkEhm2R3zMeMwz8d0iUTRtxWN5MWieqthAUMsprw0MUeGEjU7zothpUCTwnwKHOYiefKDvg VjMbPAHhZSuZ5uzXMfgQJrJBgEgj/z8hIXuvjVuQz5b/azqJCWxHXdgYwBxlsNteRoo/Wwqyakssx T5tOPvFZmfwb+Cevy6RhDeBfuOpK1hyRW370BUGBfO2dOBYsbj9uctiGDtNk5lMHQwW/YT4R6Rxxx vov8ttbl5p949tXk5EOFYEWdGKP+yYncWg7DNUmbr6ZsjTN9+eGFNKIMcls3XwAumx5DqivVjcReE A+t3T9bQ==; Received: from [2001:4bb8:180:5296:7360:567:acd5:aaa2] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nQAPF-00Au0b-Fl; Fri, 04 Mar 2022 16:03:49 +0000 From: Christoph Hellwig To: Jens Axboe Cc: "Martin K. Petersen" , Ming Lei , Bart Van Assche , linux-block@vger.kernel.org, linux-scsi@vger.kernel.org Subject: [PATCH 05/14] sd: call sd_zbc_release_disk before releasing the scsi_device reference Date: Fri, 4 Mar 2022 17:03:22 +0100 Message-Id: <20220304160331.399757-6-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220304160331.399757-1-hch@lst.de> References: <20220304160331.399757-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org sd_zbc_release_disk accesses disk->device, so ensure that actually still has a valid reference. Signed-off-by: Christoph Hellwig Reviewed-by: Bart Van Assche Reviewed-by: Ming Lei Reviewed-by: Martin K. Petersen --- drivers/scsi/sd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 7479e7cb36b43..7bfebf5b2832d 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -3672,9 +3672,9 @@ static void scsi_disk_release(struct device *dev) disk->private_data = NULL; put_disk(disk); - put_device(&sdkp->device->sdev_gendev); sd_zbc_release_disk(sdkp); + put_device(&sdkp->device->sdev_gendev); kfree(sdkp); }