Re: [PATCH] kdbus: Delete an unnecessary check before the function call "kdbus_domain_unref"

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On Wed, Jun 24, 2015 at 02:40:11PM +0200, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Wed, 24 Jun 2015 14:30:17 +0200
> 
> The kdbus_domain_unref() function tests whether its argument is NULL
> and then returns immediately. Thus the test around the call is not needed.
> 
> This issue was detected by using the Coccinelle software.
> 
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> ---
>  ipc/kdbus/fs.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
> diff --git a/ipc/kdbus/fs.c b/ipc/kdbus/fs.c
> index d01f33b..205a3ad 100644
> --- a/ipc/kdbus/fs.c
> +++ b/ipc/kdbus/fs.c
> @@ -325,9 +325,7 @@ static void fs_super_kill(struct super_block *sb)
>  	}
>  
>  	kill_anon_super(sb);
> -
> -	if (domain)
> -		kdbus_domain_unref(domain);
> +	kdbus_domain_unref(domain);
>  }
>  
>  static int fs_super_set(struct super_block *sb, void *data)
> -- 
> 2.4.4
> 

Reviewed-by: Djalal Harouni <tixxdz@xxxxxxxxxx>


-- 
Djalal Harouni
http://opendz.org
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