linux-kernel - Re: [Jfs-discussion] [PATCH 11/17] fs/jfs: remove unnecessary new_valid

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Date:	Mon, 28 Sep 2015 10:42:53 -0500
From:	Dave Kleikamp <dave.kleikamp@...cle.com>
To:	Yaowei Bai <bywxiaobai@....com>, viro@...iv.linux.org.uk
Cc:	linux-fsdevel@...r.kernel.org,
	jfs-discussion@...ts.sourceforge.net, linux-kernel@...r.kernel.org
Subject: Re: [Jfs-discussion] [PATCH 11/17] fs/jfs: remove unnecessary
 new_valid_dev check

On 09/28/2015 09:18 AM, Yaowei Bai wrote:
> As new_valid_dev always returns 1, so !new_valid_dev check is not
> needed, remove it.
> 
> Signed-off-by: Yaowei Bai <bywxiaobai@....com>

Acked-by: Dave Kleikamp <dave.kleikamp@...cle.com>

> ---
>  fs/jfs/namei.c | 3 ---
>  fs/jfs/super.c | 3 ---
>  2 files changed, 6 deletions(-)
> 
> diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c
> index 35976bd..9d7551f 100644
> --- a/fs/jfs/namei.c
> +++ b/fs/jfs/namei.c
> @@ -1372,9 +1372,6 @@ static int jfs_mknod(struct inode *dir, struct dentry *dentry,
>  	tid_t tid;
>  	struct tblock *tblk;
>  
> -	if (!new_valid_dev(rdev))
> -		return -EINVAL;
> -
>  	jfs_info("jfs_mknod: %pd", dentry);
>  
>  	rc = dquot_initialize(dir);
> diff --git a/fs/jfs/super.c b/fs/jfs/super.c
> index 4cd9798..8f9176c 100644
> --- a/fs/jfs/super.c
> +++ b/fs/jfs/super.c
> @@ -496,9 +496,6 @@ static int jfs_fill_super(struct super_block *sb, void *data, int silent)
>  
>  	jfs_info("In jfs_read_super: s_flags=0x%lx", sb->s_flags);
>  
> -	if (!new_valid_dev(sb->s_bdev->bd_dev))
> -		return -EOVERFLOW;
> -
>  	sbi = kzalloc(sizeof(struct jfs_sb_info), GFP_KERNEL);
>  	if (!sbi)
>  		return -ENOMEM;
> 
--
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