linux-kernel - Re: [f2fs-dev] [PATCH 1/3] f2fs:remove unnecessary condition judgment

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Message-id: <20150309012144.GB4450@lcm-devel.org>
Date:	Mon, 09 Mar 2015 10:21:44 +0900
From:	Changman Lee <cm224.lee@...sung.com>
To:	Yuan Zhong <yuan.mark.zhong@...sung.com>
Cc:	Jaegeuk Kim <jaegeuk@...nel.org>,
	"linux-fsdevel@...r.kernel.org" <linux-fsdevel@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-f2fs-devel@...ts.sourceforge.net" 
	<linux-f2fs-devel@...ts.sourceforge.net>
Subject: Re: [f2fs-dev] [PATCH 1/3] f2fs:remove unnecessary condition judgment

Hi Yuan,

On Sat, Mar 07, 2015 at 10:05:25AM +0000, Yuan Zhong wrote:
> Remove the unnecessary condition judgment, because 
> 'max_slots' has been initialized to '0' at the beginging 
> of the function, as following:
> if (max_slots)
>        max_len = 0;

There is wrong statement. It should be fixed as *max_slot = 0.

Thanks,

> 	
> Signed-off-by: Yuan Zhong <yuan.mark.zhong@...sung.com>	
> ---
>  fs/f2fs/dir.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
> index 590aeef..1f1a1bc 100644
> --- a/fs/f2fs/dir.c
> +++ b/fs/f2fs/dir.c
> @@ -139,7 +139,7 @@ struct f2fs_dir_entry *find_target_dentry(struct qstr *name, int *max_slots,
>  			!memcmp(d->filename[bit_pos], name->name, name->len))
>  			goto found;
>  
> -		if (max_slots && *max_slots >= 0 && max_len > *max_slots) {
> +		if (max_slots && max_len > *max_slots) {
>  			*max_slots = max_len;
>  			max_len = 0;
>  		}
> -- 
> 1.7.9.5
> ------------------------------------------------------------------------------
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