From patchwork Fri Mar 6 01:34:20 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Qiujun Huang X-Patchwork-Id: 11422893 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 622FB924 for ; Fri, 6 Mar 2020 01:34:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 41DE7207FD for ; Fri, 6 Mar 2020 01:34:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="RAlOMTuE" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726650AbgCFBe0 (ORCPT ); Thu, 5 Mar 2020 20:34:26 -0500 Received: from mail-pf1-f195.google.com ([209.85.210.195]:38864 "EHLO mail-pf1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726162AbgCFBe0 (ORCPT ); Thu, 5 Mar 2020 20:34:26 -0500 Received: by mail-pf1-f195.google.com with SMTP id g21so274185pfb.5; Thu, 05 Mar 2020 17:34:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=POKsK2Sr9GyNeTFElca9dR7uYX4ViPPFrczK7S6aa5U=; b=RAlOMTuEDpcSmH4mA48Ys8JRgeW29/dLcFi8XwipfyaZazSxjQXkSQWWaaQgoUoVJb g+nh3sW2uE+G9sI90suZA0XCHohnVA4WmtJ/Z/aJ6ydpDTcef6jhTp0gK05J4LAQtPh8 h0LrwQVrykgXh7rK90UoNVDO7EEIiquEAdcZVf9bo/qUXxy9OicyfJ4GcctiD4vm67pq dvDubxICLYXCZeexif1zjZ9UOg6OG20/EXaX6FGHUx1okT3dFX+FnS9+2JiFZ8UQNoSl vrpS7mc3O/9Hxjd+9EUrEkEtbHG+1Q0IivYeN0Ceq0oL+6svYbowHIg0p4h8UACKtLSD 3ySQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=POKsK2Sr9GyNeTFElca9dR7uYX4ViPPFrczK7S6aa5U=; b=oBiIYcvTqpGPfqQNeC28TvefNQOxw87NZ8kP6ve00Fk8u8m7fyZ6S0IqC/DRGpR1fM 7zkisgc0LcazRgYJpEK+Jjc1jPf6fNnhTvqGowJQEdUR3gHQPQgaRvO7tK3iRs5zaog9 uMKeGoA4+F8+NM4UhvryvqK0DVpn3XMXlkY/ELplBkXDpeZr8N5fMcnuyXWhbs9NoQ0u o+5FF+Tx9kXqYksAmavRrf9ZC0j8NBz71Is4eoW6b9sQoyuOavfKNTJjss7lKYt+OkKX Hg6FZ+ENC1xv9tUscz3aDqu0s7h8Q0dQGJ1zcmOeiv/GyKM/jIWZVoJMF2qi6W/SCI5w kHRg== X-Gm-Message-State: ANhLgQ3tKLXTBl2AsyNcvLndvdHm4EsmBRDMazd9WmeOcRlFFAYSnyex S5MONt3heVWT7jh8frqJz34= X-Google-Smtp-Source: ADFU+vtfHGO7fe8MY0Sf8i1ebOzyUkWQy0VZIylh1JiwuOKOaEfsmdy4VdYfCog6rovza5nlxFHROg== X-Received: by 2002:a63:34c8:: with SMTP id b191mr992562pga.220.1583458465328; Thu, 05 Mar 2020 17:34:25 -0800 (PST) Received: from VM_0_35_centos.localdomain ([150.109.62.251]) by smtp.gmail.com with ESMTPSA id u12sm27124952pgh.52.2020.03.05.17.34.23 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 05 Mar 2020 17:34:24 -0800 (PST) From: Qiujun Huang To: jlayton@kernel.org Cc: sage@redhat.com, idryomov@gmail.com, ceph-devel@vger.kernel.org, linux-kernel@vger.kernel.org, Qiujun Huang Subject: [PATCH] fs/ceph: return errcode in __get_parent(). Date: Fri, 6 Mar 2020 09:34:20 +0800 Message-Id: <1583458460-31917-1-git-send-email-hqjagain@gmail.com> X-Mailer: git-send-email 1.8.3.1 Sender: ceph-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: ceph-devel@vger.kernel.org return real errcode when it's different from ENOENT. Signed-off-by: Qiujun Huang --- fs/ceph/export.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/fs/ceph/export.c b/fs/ceph/export.c index b6bfa94..79dc068 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);