linux-kernel - Re: [PATCH 25/46] selinux: Return directly after a failed kzalloc() in sens

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Message-ID: <CAHC9VhRf77mdk40jjQciLxbZ+x=R9ZhS9HANJigEG=ZKAyCV_A@mail.gmail.com>
Date:   Wed, 29 Mar 2017 09:57:53 -0400
From:   Paul Moore <paul@...l-moore.com>
To:     SF Markus Elfring <elfring@...rs.sourceforge.net>
Cc:     linux-security-module@...r.kernel.org, selinux@...ho.nsa.gov,
        Eric Paris <eparis@...isplace.org>,
        James Morris <james.l.morris@...cle.com>,
        "Serge E. Hallyn" <serge@...lyn.com>,
        Stephen Smalley <sds@...ho.nsa.gov>,
        William Roberts <william.c.roberts@...el.com>,
        LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: Re: [PATCH 25/46] selinux: Return directly after a failed kzalloc()
 in sens_read()

On Sun, Jan 15, 2017 at 10:25 AM, SF Markus Elfring
<elfring@...rs.sourceforge.net> wrote:
> From: Markus Elfring <elfring@...rs.sourceforge.net>
> Date: Sat, 14 Jan 2017 21:42:02 +0100
>
> Return directly after a call of the function "kzalloc" failed
> at the beginning.
>
> Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
> ---
>  security/selinux/ss/policydb.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)

Merged, thanks.

> diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
> index eb898dcbe502..5caa1fa5ea80 100644
> --- a/security/selinux/ss/policydb.c
> +++ b/security/selinux/ss/policydb.c
> @@ -1593,10 +1593,9 @@ static int sens_read(struct policydb *p, struct hashtab *h, void *fp)
>         __le32 buf[2];
>         u32 len;
>
> -       rc = -ENOMEM;
>         levdatum = kzalloc(sizeof(*levdatum), GFP_ATOMIC);
>         if (!levdatum)
> -               goto bad;
> +               return -ENOMEM;
>
>         rc = next_entry(buf, fp, sizeof buf);
>         if (rc)
> --
> 2.11.0
>



-- 
paul moore
www.paul-moore.com