linux-kernel - Re: [Patch] selinux: remove a useless return

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Date:	Thu, 03 Dec 2009 09:23:53 -0500
From:	Eric Paris <eparis@...hat.com>
To:	Amerigo Wang <amwang@...hat.com>
Cc:	linux-kernel@...r.kernel.org, Eric Paris <eparis@...isplace.org>,
	linux-security-module@...r.kernel.org, akpm@...ux-foundation.org,
	James Morris <jmorris@...ei.org>
Subject: Re: [Patch] selinux: remove a useless return

On Thu, 2009-12-03 at 03:48 -0500, Amerigo Wang wrote:
> The last return is unreachable, remove the 'return'
> in default, let it fall through.
> 
> Signed-off-by: WANG Cong <amwang@...hat.com>
> Cc: James Morris <jmorris@...ei.org>
> Cc: Eric Paris <eparis@...isplace.org>

Acked-by: Eric Paris <eparis@...hat.com>

> 
> ---
> 
> diff --git a/security/selinux/ss/mls.c b/security/selinux/ss/mls.c
> index b5407f1..718823d 100644
> --- a/security/selinux/ss/mls.c
> +++ b/security/selinux/ss/mls.c
> @@ -542,7 +542,7 @@ int mls_compute_sid(struct context *scontext,
>  		/* Use the process effective MLS attributes. */
>  		return mls_context_cpy_low(newcontext, scontext);
>  	default:
> -		return -EINVAL;
> +		/* Fallthrough */
>  	}
>  	return -EINVAL;
>  }


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