diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index ae8fbf9d3de2ad0028ba2b1f5af81d4f3028f4ea..cf1c2ee030ddb05d6ffc63f4376272d352eb140e 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -2769,9 +2769,9 @@ static long btrfs_ioctl_fs_info(struct btrfs_fs_info *fs_info,
 	}
 	mutex_unlock(&fs_devices->device_list_mutex);
 
-	fi_args->nodesize = fs_info->super_copy->nodesize;
-	fi_args->sectorsize = fs_info->super_copy->sectorsize;
-	fi_args->clone_alignment = fs_info->super_copy->sectorsize;
+	fi_args->nodesize = fs_info->nodesize;
+	fi_args->sectorsize = fs_info->sectorsize;
+	fi_args->clone_alignment = fs_info->sectorsize;
 
 	if (copy_to_user(arg, fi_args, sizeof(*fi_args)))
 		ret = -EFAULT;