linux-kernel - Re: [PATCH] blk-mq: Remove unnecessary local variable

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Date:   Fri, 10 Jul 2020 16:22:10 +0800
From:   Baolin Wang <baolin.wang@...ux.alibaba.com>
To:     axboe@...nel.dk
Cc:     ming.lei@...hat.com, baolin.wang7@...il.com,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] blk-mq: Remove unnecessary local variable

Hi,

On Sat, Jul 04, 2020 at 03:26:14PM +0800, Baolin Wang wrote:
> Remove unnecessary local variable 'ret' in blk_mq_dispatch_hctx_list().
>

A gentle ping?

> Signed-off-by: Baolin Wang <baolin.wang@...ux.alibaba.com>
> ---
>  block/blk-mq-sched.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/block/blk-mq-sched.c b/block/blk-mq-sched.c
> index 1c52e56a19b1..b8db72cf1043 100644
> --- a/block/blk-mq-sched.c
> +++ b/block/blk-mq-sched.c
> @@ -96,7 +96,6 @@ static bool blk_mq_dispatch_hctx_list(struct list_head *rq_list)
>  	struct request *rq;
>  	LIST_HEAD(hctx_list);
>  	unsigned int count = 0;
> -	bool ret;
>  
>  	list_for_each_entry(rq, rq_list, queuelist) {
>  		if (rq->mq_hctx != hctx) {
> @@ -108,8 +107,7 @@ static bool blk_mq_dispatch_hctx_list(struct list_head *rq_list)
>  	list_splice_tail_init(rq_list, &hctx_list);
>  
>  dispatch:
> -	ret = blk_mq_dispatch_rq_list(hctx, &hctx_list, count);
> -	return ret;
> +	return blk_mq_dispatch_rq_list(hctx, &hctx_list, count);
>  }
>  
>  #define BLK_MQ_BUDGET_DELAY	3		/* ms units */
> -- 
> 2.17.1