From: Qiujun Huang hqjagain@gmail.com
[ 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 hqjagain@gmail.com Reviewed-by: Jeff Layton jlayton@kernel.org Signed-off-by: Ilya Dryomov idryomov@gmail.com Signed-off-by: Sasha Levin sashal@kernel.org --- fs/ceph/export.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/fs/ceph/export.c b/fs/ceph/export.c index fe02ae7f056a3..ff9e60daf086b 100644 --- a/fs/ceph/export.c +++ b/fs/ceph/export.c @@ -146,6 +146,11 @@ 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);