netdev - Re: [PATCH net] sctp: remove useless start_fail from sctp_ht

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Date:   Mon, 27 Aug 2018 09:13:37 -0400
From:   Neil Horman <nhorman@...driver.com>
To:     Xin Long <lucien.xin@...il.com>
Cc:     network dev <netdev@...r.kernel.org>, linux-sctp@...r.kernel.org,
        davem@...emloft.net,
        Marcelo Ricardo Leitner <marcelo.leitner@...il.com>
Subject: Re: [PATCH net] sctp: remove useless start_fail from sctp_ht_iter in
 proc

On Mon, Aug 27, 2018 at 06:40:18PM +0800, Xin Long wrote:
> After changing rhashtable_walk_start to return void, start_fail would
> never be set other value than 0, and the checking for start_fail is
> pointless, so remove it.
> 
> Fixes: 97a6ec4ac021 ("rhashtable: Change rhashtable_walk_start to return void")
> Signed-off-by: Xin Long <lucien.xin@...il.com>
> ---
>  net/sctp/proc.c | 4 ----
>  1 file changed, 4 deletions(-)
> 
> diff --git a/net/sctp/proc.c b/net/sctp/proc.c
> index 4d6f1c8..a644292 100644
> --- a/net/sctp/proc.c
> +++ b/net/sctp/proc.c
> @@ -215,7 +215,6 @@ static const struct seq_operations sctp_eps_ops = {
>  struct sctp_ht_iter {
>  	struct seq_net_private p;
>  	struct rhashtable_iter hti;
> -	int start_fail;
>  };
>  
>  static void *sctp_transport_seq_start(struct seq_file *seq, loff_t *pos)
> @@ -224,7 +223,6 @@ static void *sctp_transport_seq_start(struct seq_file *seq, loff_t *pos)
>  
>  	sctp_transport_walk_start(&iter->hti);
>  
> -	iter->start_fail = 0;
>  	return sctp_transport_get_idx(seq_file_net(seq), &iter->hti, *pos);
>  }
>  
> @@ -232,8 +230,6 @@ static void sctp_transport_seq_stop(struct seq_file *seq, void *v)
>  {
>  	struct sctp_ht_iter *iter = seq->private;
>  
> -	if (iter->start_fail)
> -		return;
>  	sctp_transport_walk_stop(&iter->hti);
>  }
>  
> -- 
> 2.1.0
> 
> 
Acked-by: Neil Horman <nhorman@...driver.com>