linux-kernel - Re: [PATCH] mm/filemap: Remove redundant variable's assignment

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Date:   Mon, 25 Jan 2021 14:27:56 +0800
From:   Miaohe Lin <linmiaohe@...wei.com>
To:     Baolin Wang <baolin.wang@...ux.alibaba.com>
CC:     <linux-mm@...ck.org>, <linux-kernel@...r.kernel.org>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] mm/filemap: Remove redundant variable's assignment

On 2021/1/25 11:20, Baolin Wang wrote:
> We've already set the variable 'i' 's initial value before using it,
> thus remove redundant previous assignment of variable 'i'.
> 
> Signed-off-by: Baolin Wang <baolin.wang@...ux.alibaba.com>
> ---
>  mm/filemap.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/mm/filemap.c b/mm/filemap.c
> index e4906f5..07b02f3 100644
> --- a/mm/filemap.c
> +++ b/mm/filemap.c
> @@ -2472,7 +2472,6 @@ ssize_t generic_file_buffered_read(struct kiocb *iocb,
>  		if ((iocb->ki_flags & IOCB_WAITQ) && written)
>  			iocb->ki_flags |= IOCB_NOWAIT;
>  
> -		i = 0;
>  		pg_nr = generic_file_buffered_read_get_pages(iocb, iter,
>  							     pages, nr_pages);
>  		if (pg_nr < 0) {
> 

Reviewed-by: Miaohe Lin <linmiaohe@...wei.com>