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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 DA1A1C83008 for ; Tue, 28 Apr 2020 19:00:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B07D420730 for ; Tue, 28 Apr 2020 19:00:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588100428; bh=9sDGtt4AzKAVwBWf89jS6ybRmtp4c5IDIplgFw7is60=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Ai/HXvfcRZYQ6t3/EJwDXAegEE47PtPtsQjx2jswXAffklf8d1Yfho2SIPZsnxU7M Zy+Zdb3gdSMdWyUKn07fiZ46PxND/9nflk0qhi0u9NayaZc+W/RG/4nuU6Yap6PJ4m ZA2AZmojw9dVM15gvrN8Kl6Q+cytXAJzLMMmTadM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728990AbgD1S12 (ORCPT ); Tue, 28 Apr 2020 14:27:28 -0400 Received: from mail.kernel.org ([198.145.29.99]:39582 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728598AbgD1S1Y (ORCPT ); Tue, 28 Apr 2020 14:27:24 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.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 B5CBE208E0; Tue, 28 Apr 2020 18:27:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1588098444; bh=9sDGtt4AzKAVwBWf89jS6ybRmtp4c5IDIplgFw7is60=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dSM5dA9R1lRePDDu3yTlKg9mzc2GQ5YKsDktE4UVWYidS/eXBCqRjs9eGOZnMasbb ICOlDC/v05EvuC3d3zq/++2RTO64iNz6dMtUM1BWsQdKoxE19KQwtW8SkZh0eE0ST3 kqfUkB7v05k0Q1yOuDSBr/FjVAkoJPyBEA6iNwdI= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Qiujun Huang , Jeff Layton , Ilya Dryomov , Sasha Levin Subject: [PATCH 5.6 009/167] ceph: return ceph_mdsc_do_request() errors from __get_parent() Date: Tue, 28 Apr 2020 20:23:05 +0200 Message-Id: <20200428182226.411615774@linuxfoundation.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200428182225.451225420@linuxfoundation.org> References: <20200428182225.451225420@linuxfoundation.org> User-Agent: quilt/0.66 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 From: Qiujun Huang [ Upstream commit c6d50296032f0b97473eb2e274dc7cc5d0173847 ] Return the error returned by ceph_mdsc_do_request(). Otherwise, r_target_inode ends up being NULL this ends up returning ENOENT regardless of the error. Signed-off-by: Qiujun Huang Reviewed-by: Jeff Layton Signed-off-by: Ilya Dryomov Signed-off-by: Sasha Levin --- fs/ceph/export.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/fs/ceph/export.c b/fs/ceph/export.c index b6bfa94332c30..79dc06881e78e 100644 --- a/fs/ceph/export.c +++ b/fs/ceph/export.c @@ -315,6 +315,11 @@ static struct dentry *__get_parent(struct super_block *sb, req->r_num_caps = 1; err = ceph_mdsc_do_request(mdsc, NULL, req); + if (err) { + ceph_mdsc_put_request(req); + return ERR_PTR(err); + } + inode = req->r_target_inode; if (inode) ihold(inode); -- 2.20.1