linux-kernel - Re: [PATCH] md/bitmap: remove redundant check

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Date:	Mon, 7 Mar 2016 09:26:19 -0800
From:	Shaohua Li <shli@...nel.org>
To:	Eric Engestrom <eric.engestrom@...tec.com>
Cc:	linux-raid@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] md/bitmap: remove redundant check

On Mon, Mar 07, 2016 at 12:01:05PM +0000, Eric Engestrom wrote:
> daemon_sleep is an unsigned, so testing if it's 0 or less than 1 does
> the same thing.
> 
> Signed-off-by: Eric Engestrom <eric.engestrom@...tec.com>
> ---
>  drivers/md/bitmap.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
> index d80cce4..bbe7b64 100644
> --- a/drivers/md/bitmap.c
> +++ b/drivers/md/bitmap.c
> @@ -510,8 +510,7 @@ static int bitmap_new_disk_sb(struct bitmap *bitmap)
>  	sb->chunksize = cpu_to_le32(chunksize);
>  
>  	daemon_sleep = bitmap->mddev->bitmap_info.daemon_sleep;
> -	if (!daemon_sleep ||
> -	    (daemon_sleep < 1) || (daemon_sleep > MAX_SCHEDULE_TIMEOUT)) {
> +	if (!daemon_sleep || (daemon_sleep > MAX_SCHEDULE_TIMEOUT)) {
>  		printk(KERN_INFO "Choosing daemon_sleep default (5 sec)\n");
>  		daemon_sleep = 5 * HZ;
>  	}

Applied, thanks!