ceph: drop extra open file reference in ceph_atomic_open()

ceph_atomic_open() calls ceph_open() after receiving the MDS reply.
ceph_open() grabs an extra open file reference. (The open request
already holds an open file reference)

Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index 2862a75fb949..66075a4ad979 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -291,8 +291,9 @@ int ceph_atomic_open(struct inode *dir, struct dentry *dentry,
                 }
                 err = finish_open(file, dentry, ceph_open, opened);
         }
-
 out_err:
+        if (!req->r_err && req->r_target_inode)
+                ceph_put_fmode(ceph_inode(req->r_target_inode), req->r_fmode);
         ceph_mdsc_put_request(req);
         dout("atomic_open result=%d\n", err);
         return err;