On Sun, 2018-08-05 at 23:02 +0800, zhong jiang wrote:
> The err is not used after initalization, So remove it and make
> the function to be void function.
[]
> diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
[]
> @@ -4193,7 +4192,6 @@ static int btrfs_destroy_delayed_refs(struct btrfs_transaction *trans,
> if (atomic_read(&delayed_refs->num_entries) == 0) {
> spin_unlock(&delayed_refs->lock);
> btrfs_info(fs_info, "delayed_refs has NO entry");
> - return ret;
Think a little more about this please.
This is not a sensible removal.
> }
>
> while ((node = rb_first(&delayed_refs->href_root)) != NULL) {
--
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