linux-kernel - Re: [PATCH] sunrpc: Remove unnecessary variable

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Message-ID: <8822c3be-56c1-d9ac-7f7d-164804322083@Netapp.com>
Date:	Mon, 8 Aug 2016 09:49:56 -0400
From:	Anna Schumaker <Anna.Schumaker@...app.com>
To:	Amitoj Kaur Chawla <amitoj1606@...il.com>, <bfields@...ldses.org>,
	<jlayton@...chiereds.net>, <trond.myklebust@...marydata.com>,
	<davem@...emloft.net>, <linux-nfs@...r.kernel.org>,
	<netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC:	<julia.lawall@...6.fr>
Subject: Re: [PATCH] sunrpc: Remove unnecessary variable

On 08/08/2016 05:13 AM, Amitoj Kaur Chawla wrote:
> The variable `err` is not used anywhere and just returns the
> predefined value `0` at the end of the function. Hence, remove the
> variable and return 0 explicitly.

Makes sense to me.  Thanks!

Anna

> 
> Signed-off-by: Amitoj Kaur Chawla <amitoj1606@...il.com>
> ---
>  net/sunrpc/clnt.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
> index b7f2104..0a775fa 100644
> --- a/net/sunrpc/clnt.c
> +++ b/net/sunrpc/clnt.c
> @@ -184,7 +184,6 @@ static int __rpc_clnt_handle_event(struct rpc_clnt *clnt, unsigned long event,
>  				   struct super_block *sb)
>  {
>  	struct dentry *dentry;
> -	int err = 0;
>  
>  	switch (event) {
>  	case RPC_PIPEFS_MOUNT:
> @@ -201,7 +200,7 @@ static int __rpc_clnt_handle_event(struct rpc_clnt *clnt, unsigned long event,
>  		printk(KERN_ERR "%s: unknown event: %ld\n", __func__, event);
>  		return -ENOTSUPP;
>  	}
> -	return err;
> +	return 0;
>  }
>  
>  static int __rpc_pipefs_event(struct rpc_clnt *clnt, unsigned long event,
>