linux-kernel - Re: [PATCH] btrfs: Assign boolean values to a bool variable

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Message-ID: <PH0PR04MB7416EC8C9020EAE3E074E21E9B549@PH0PR04MB7416.namprd04.prod.outlook.com>
Date:   Mon, 10 May 2021 09:37:58 +0000
From:   Johannes Thumshirn <Johannes.Thumshirn@....com>
To:     Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
        "clm@...com" <clm@...com>
CC:     "josef@...icpanda.com" <josef@...icpanda.com>,
        "dsterba@...e.com" <dsterba@...e.com>,
        "linux-btrfs@...r.kernel.org" <linux-btrfs@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] btrfs: Assign boolean values to a bool variable

On 04/03/2021 02:51, Jiapeng Chong wrote:
> Fix the following coccicheck warnings:
> 
> ./fs/btrfs/volumes.c:1462:10-11: WARNING: return of 0/1 in function
> 'dev_extent_hole_check_zoned' with return type bool.
> 
> Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
> Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
> ---
>  fs/btrfs/volumes.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
> index bc3b33e..995920f 100644
> --- a/fs/btrfs/volumes.c
> +++ b/fs/btrfs/volumes.c
> @@ -1458,8 +1458,8 @@ static bool dev_extent_hole_check_zoned(struct btrfs_device *device,
>  		/* Given hole range was invalid (outside of device) */
>  		if (ret == -ERANGE) {
>  			*hole_start += *hole_size;
> -			*hole_size = 0;
> -			return 1;
> +			*hole_size = false;


Erm, hole_size is u64 and not bool