linux-kernel - Re: [PATCH 1/3] netlabel: Deletion of an unnecessary check before the function call "cipso_v4_doi

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Message-ID: <CAHC9VhRqhQwh2Qx3V37z++KL-v2r0ssNWiuR2uBOL7bvm5F3_A@mail.gmail.com>
Date:	Sat, 31 Jan 2015 21:20:54 -0500
From:	Paul Moore <paul@...l-moore.com>
To:	SF Markus Elfring <elfring@...rs.sourceforge.net>
Cc:	"David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
	LKML <linux-kernel@...r.kernel.org>,
	kernel-janitors@...r.kernel.org,
	Julia Lawall <julia.lawall@...6.fr>
Subject: Re: [PATCH 1/3] netlabel: Deletion of an unnecessary check before the
 function call "cipso_v4_doi_putdef"

On Sat, Jan 31, 2015 at 4:34 PM, SF Markus Elfring
<elfring@...rs.sourceforge.net> wrote:
> From: Markus Elfring <elfring@...rs.sourceforge.net>
> Date: Sat, 31 Jan 2015 19:09:50 +0100
>
> The cipso_v4_doi_putdef() 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@...rs.sourceforge.net>
> ---
>  net/netlabel/netlabel_mgmt.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)

Acked-by: Paul Moore <paul@...l-moore.com>

> diff --git a/net/netlabel/netlabel_mgmt.c b/net/netlabel/netlabel_mgmt.c
> index 8b3b789..f5807f5 100644
> --- a/net/netlabel/netlabel_mgmt.c
> +++ b/net/netlabel/netlabel_mgmt.c
> @@ -242,8 +242,7 @@ static int netlbl_mgmt_add_common(struct genl_info *info,
>         return 0;
>
>  add_failure:
> -       if (cipsov4)
> -               cipso_v4_doi_putdef(cipsov4);
> +       cipso_v4_doi_putdef(cipsov4);
>         if (entry)
>                 kfree(entry->domain);
>         kfree(addrmap);
> --
> 2.2.2
>



-- 
paul moore
www.paul-moore.com
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