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| author | Yan, Zheng <zyan@redhat.com> | 2014-12-10 16:17:31 +0800 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@redhat.com> | 2014-12-17 20:09:53 +0300 |
| commit | 275dd19ea4e84c34f985ba097f9cddb539f54a50 (patch) | |
| tree | 2006c149b55ade7a1466bc82882433448191ba38 /fs | |
| parent | 021b77bee210843bed1ea91b5cad58235ff9c8e5 (diff) | |
| download | linux-stable-275dd19ea4e84c34f985ba097f9cddb539f54a50.tar.gz linux-stable-275dd19ea4e84c34f985ba097f9cddb539f54a50.tar.bz2 linux-stable-275dd19ea4e84c34f985ba097f9cddb539f54a50.zip | |
ceph: fix mksnap crash
mksnap reply only contain 'target', does not contain 'dentry'. So
it's wrong to use req->r_reply_info.head->is_dentry to detect traceless
reply.
Signed-off-by: Yan, Zheng <zyan@redhat.com>
Reviewed-by: Sage Weil <sage@redhat.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ceph/dir.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c index 652619950fa9..fcfd0abc8c38 100644 --- a/fs/ceph/dir.c +++ b/fs/ceph/dir.c @@ -812,7 +812,9 @@ static int ceph_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode) acls.pagelist = NULL; } err = ceph_mdsc_do_request(mdsc, dir, req); - if (!err && !req->r_reply_info.head->is_dentry) + if (!err && + !req->r_reply_info.head->is_target && + !req->r_reply_info.head->is_dentry) err = ceph_handle_notrace_create(dir, dentry); ceph_mdsc_put_request(req); out: |