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Date:	Sun, 20 Jul 2014 07:52:53 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Riccardo Lucchese <riccardo.lucchese@...il.com>
Cc:	gregkh@...uxfoundation.org, oleg.drokin@...el.com,
	devel@...verdev.osuosl.org, josh@...htriplett.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] staging: lustre/lustre/lov: Remove unneeded 'if'
 statement in lov_request.c/lov_check_set()

On Sat, Jul 19, 2014 at 09:34:56PM +0200, Riccardo Lucchese wrote:
> It is silly to go through an if statement to set a single boolean
> value in function of a single boolean expression. In the function
> lov_check_set, assign the return value directly.
> 
> Signed-off-by: Riccardo Lucchese <riccardo.lucchese@...il.com>
> ---
>  drivers/staging/lustre/lustre/lov/lov_request.c | 11 +++++------
>  1 file changed, 5 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/staging/lustre/lustre/lov/lov_request.c b/drivers/staging/lustre/lustre/lov/lov_request.c
> index ce830e4..90fc66a 100644
> --- a/drivers/staging/lustre/lustre/lov/lov_request.c
> +++ b/drivers/staging/lustre/lustre/lov/lov_request.c
> @@ -140,14 +140,13 @@ void lov_set_add_req(struct lov_request *req, struct lov_request_set *set)
>  
>  static int lov_check_set(struct lov_obd *lov, int idx)
>  {
> -	int rc = 0;
> +	int rc;
>  	mutex_lock(&lov->lov_lock);
>  
> -	if (lov->lov_tgts[idx] == NULL ||
> -	    lov->lov_tgts[idx]->ltd_active ||
> -	    (lov->lov_tgts[idx]->ltd_exp != NULL &&
> -	     class_exp2cliimp(lov->lov_tgts[idx]->ltd_exp)->imp_connect_tried))
> -		rc = 1;
> +	rc = lov->lov_tgts[idx] == NULL ||
> +		lov->lov_tgts[idx]->ltd_active ||
> +		(lov->lov_tgts[idx]->ltd_exp != NULL &&
> +		 class_exp2cliimp(lov->lov_tgts[idx]->ltd_exp)->imp_connect_tried);

I don't see how this makes the code more readable at all.

regards,
dan carpenter

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