int max_active = fs_info->thread_pool_size;
 
        if (fs_info->scrub_workers_refcnt == 0) {
-               if (is_dev_replace)
-                       fs_info->scrub_workers =
-                               btrfs_alloc_workqueue(fs_info, "scrub", flags,
-                                                     1, 4);
-               else
-                       fs_info->scrub_workers =
-                               btrfs_alloc_workqueue(fs_info, "scrub", flags,
-                                                     max_active, 4);
+               fs_info->scrub_workers = btrfs_alloc_workqueue(fs_info, "scrub",
+                               flags, is_dev_replace ? 1 : max_active, 4);
                if (!fs_info->scrub_workers)
                        goto fail_scrub_workers;