linux-kernel - Re: [PATCH][next] fs/9p: remove redundant variable ret

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Message-ID: <23a44a2f-2a99-47a7-a446-d96b5adf62ec@suswa.mountain>
Date: Thu, 7 Nov 2024 00:45:33 +0300
From: Dan Carpenter <dan.carpenter@...aro.org>
To: Colin Ian King <colin.i.king@...il.com>
Cc: Eric Van Hensbergen <ericvh@...nel.org>,
	Latchesar Ionkov <lucho@...kov.net>,
	Dominique Martinet <asmadeus@...ewreck.org>,
	Christian Schoenebeck <linux_oss@...debyte.com>,
	v9fs@...ts.linux.dev, kernel-janitors@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH][next] fs/9p: remove redundant variable ret

On Wed, Nov 06, 2024 at 03:22:09PM +0000, Colin Ian King wrote:
> The assignments and return checks on ret are redundant. Clean up
> the code by just returning the return value from the call to
> v9fs_init_inode_cache.
> 
> Signed-off-by: Colin Ian King <colin.i.king@...il.com>
> ---
>  fs/9p/v9fs.c | 7 +------
>  1 file changed, 1 insertion(+), 6 deletions(-)
> 
> diff --git a/fs/9p/v9fs.c b/fs/9p/v9fs.c
> index 281a1ed03a04..ee0a374e0d9d 100644
> --- a/fs/9p/v9fs.c
> +++ b/fs/9p/v9fs.c
> @@ -661,12 +661,7 @@ static void v9fs_destroy_inode_cache(void)
>  
>  static int v9fs_cache_register(void)
>  {
> -	int ret;
> -
> -	ret = v9fs_init_inode_cache();
> -	if (ret < 0)
> -		return ret;
> -	return ret;
> +	return v9fs_init_inode_cache();
>  }

Better to delete the whole function and call v9fs_init_inode_cache()
directly.

regards,
dan carpenter