ceph: call ceph_mdsc_destroy from destroy_fs_client

They're always called in succession.
Signed-off-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>

fs/ceph/super.c

@@ -731,6 +731,7 @@ static void destroy_fs_client(struct ceph_fs_client *fsc)
 {
 	dout("destroy_fs_client %p\n", fsc);
 
+	ceph_mdsc_destroy(fsc);
 	destroy_workqueue(fsc->inode_wq);
 	destroy_workqueue(fsc->cap_wq);
 
@@ -1105,7 +1106,6 @@ static struct dentry *ceph_mount(struct file_system_type *fs_type,
 	}
 
 	if (ceph_sb_to_client(sb) != fsc) {
-		ceph_mdsc_destroy(fsc);
 		destroy_fs_client(fsc);
 		fsc = ceph_sb_to_client(sb);
 		dout("get_sb got existing client %p\n", fsc);
@@ -1131,7 +1131,6 @@ static struct dentry *ceph_mount(struct file_system_type *fs_type,
 	goto out_final;
 
 out:
-	ceph_mdsc_destroy(fsc);
 	destroy_fs_client(fsc);
 out_final:
 	dout("ceph_mount fail %ld\n", PTR_ERR(res));
@@ -1155,8 +1154,6 @@ static void ceph_kill_sb(struct super_block *s)
 
 	ceph_fscache_unregister_fs(fsc);
 
-	ceph_mdsc_destroy(fsc);
-
 	destroy_fs_client(fsc);
 	free_anon_bdev(dev);
 }