restore: A child should not return to parent code.

Otherwise it may begin to restore a parent objects...
Signed-off-by: Andrey Vagin <avagin@openvz.org>
Acked-by: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>

cr-restore.c

@@ -1324,7 +1324,9 @@ static inline int fork_with_pid(int pid, char *pstree_path)
 			return -1;
 		}
 
-		return restore_task_with_children(my_pid, pstree_path);
+		ret = restore_task_with_children(my_pid, pstree_path);
+		pr_err("%d: Something failed with code %d\n", ret);
+		exit(1);
 	}
 
 err_unlock: