linux-kernel - Re: [PATCH 2/5] selinux: use correct type for context length

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Date:   Fri, 18 Feb 2022 10:47:45 -0500
From:   Paul Moore <paul@...l-moore.com>
To:     Christian Göttsche <cgzones@...glemail.com>
Cc:     selinux@...r.kernel.org,
        Stephen Smalley <stephen.smalley.work@...il.com>,
        Eric Paris <eparis@...isplace.org>,
        Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Ondrej Mosnacek <omosnace@...hat.com>,
        Austin Kim <austin.kim@....com>,
        Kees Cook <keescook@...omium.org>,
        Yang Li <yang.lee@...ux.alibaba.com>,
        Casey Schaufler <casey@...aufler-ca.com>,
        linux-kernel@...r.kernel.org, llvm@...ts.linux.dev
Subject: Re: [PATCH 2/5] selinux: use correct type for context length

On Thu, Feb 17, 2022 at 9:21 AM Christian Göttsche
<cgzones@...glemail.com> wrote:
>
> security_sid_to_context() expects a pointer to an u32 as the address
> where to store the length of the computed context.
>
> Reported by sparse:
>
>     security/selinux/xfrm.c:359:39: warning: incorrect type in argument 4 (different signedness)
>     security/selinux/xfrm.c:359:39:    expected unsigned int [usertype] *scontext_len
>     security/selinux/xfrm.c:359:39:    got int *
>
> Signed-off-by: Christian Göttsche <cgzones@...glemail.com>
> ---
>  security/selinux/xfrm.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Merged into selinux/next, thanks.

-- 
paul-moore.com