From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sasha Levin Subject: [PATCH AUTOSEL 5.4 12/78] ceph: return ceph_mdsc_do_request() errors from __get_parent() Date: Sat, 18 Apr 2020 10:39:41 -0400 Message-ID: <20200418144047.9013-12-sashal@kernel.org> References: <20200418144047.9013-1-sashal@kernel.org> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20200418144047.9013-1-sashal@kernel.org> Sender: linux-kernel-owner@vger.kernel.org To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Qiujun Huang , Jeff Layton , Ilya Dryomov , Sasha Levin , ceph-devel@vger.kernel.org List-Id: ceph-devel.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