linux-kernel - Re: [PATCH] drivers/md.c: Make bio_alloc_mddev return bio_alloc

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Date:   Fri, 11 Jan 2019 00:17:42 -0200
From:   Marcos Paulo de Souza <marcos.souza.org@...il.com>
To:     linux-kernel@...r.kernel.org
Cc:     shli@...nel.org, linux-raid@...r.kernel.org
Subject: Re: [PATCH] drivers/md.c: Make bio_alloc_mddev return
 bio_alloc_bioset

ping?

On Sat, Dec 22, 2018 at 08:08:45AM -0200, Marcos Paulo de Souza wrote:
> bio_alloc_bioset return a bio pointer or NULL, so we can avoid storing
> the returned data into a new variable.
> 
> Signed-off-by: Marcos Paulo de Souza <marcos.souza.org@...il.com>
> ---
>  drivers/md/md.c | 7 +------
>  1 file changed, 1 insertion(+), 6 deletions(-)
> 
> diff --git a/drivers/md/md.c b/drivers/md/md.c
> index fc488cb30a94..42e018f014cb 100644
> --- a/drivers/md/md.c
> +++ b/drivers/md/md.c
> @@ -207,15 +207,10 @@ static bool create_on_open = true;
>  struct bio *bio_alloc_mddev(gfp_t gfp_mask, int nr_iovecs,
>  			    struct mddev *mddev)
>  {
> -	struct bio *b;
> -
>  	if (!mddev || !bioset_initialized(&mddev->bio_set))
>  		return bio_alloc(gfp_mask, nr_iovecs);
>  
> -	b = bio_alloc_bioset(gfp_mask, nr_iovecs, &mddev->bio_set);
> -	if (!b)
> -		return NULL;
> -	return b;
> +	return bio_alloc_bioset(gfp_mask, nr_iovecs, &mddev->bio_set);
>  }
>  EXPORT_SYMBOL_GPL(bio_alloc_mddev);
>  
> -- 
> 2.16.4
> 

-- 
Thanks,
Marcos