From: Paul Moore <paul@paul-moore.com>
To: "Christian Göttsche" <cgzones@googlemail.com>
Cc: selinux@vger.kernel.org, "James Morris" <jmorris@namei.org>,
"Serge E. Hallyn" <serge@hallyn.com>,
"Nathan Chancellor" <nathan@kernel.org>,
"Nick Desaulniers" <ndesaulniers@google.com>,
"Casey Schaufler" <casey@schaufler-ca.com>,
"Xin Long" <lucien.xin@gmail.com>,
"David S. Miller" <davem@davemloft.net>,
"Ondrej Mosnacek" <omosnace@redhat.com>,
"Mickaël Salaün" <mic@linux.microsoft.com>,
"Todd Kjos" <tkjos@google.com>,
"Olga Kornievskaia" <kolga@netapp.com>,
linux-kernel@vger.kernel.org,
linux-security-module@vger.kernel.org, llvm@lists.linux.dev
Subject: Re: [PATCH] security: declare member holding string literal const
Date: Thu, 17 Feb 2022 17:27:12 -0500 [thread overview]
Message-ID: <CAHC9VhRGtkiOMHvjPaM170FJu3kiVZq30n389_2Gg=QgOV=fUA@mail.gmail.com> (raw)
In-Reply-To: <20220217141858.71281-1-cgzones@googlemail.com>
On Thu, Feb 17, 2022 at 9:19 AM Christian Göttsche
<cgzones@googlemail.com> wrote:
>
> The struct security_hook_list member lsm is assigned in
> security_add_hooks() with string literals passed from the individual
> security modules. Declare the function parameter and the struct member
> const to signal their immutability.
>
> Reported by Clang [-Wwrite-strings]:
>
> security/selinux/hooks.c:7388:63: error: passing 'const char [8]' to parameter of type 'char *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
> security_add_hooks(selinux_hooks, ARRAY_SIZE(selinux_hooks), selinux);
> ^~~~~~~~~
> ./include/linux/lsm_hooks.h:1629:11: note: passing argument to parameter 'lsm' here
> char *lsm);
> ^
>
> Signed-off-by: Christian Göttsche <cgzones@googlemail.com>
> ---
> include/linux/lsm_hooks.h | 4 ++--
> security/security.c | 2 +-
> 2 files changed, 3 insertions(+), 3 deletions(-)
Thanks Christian.
Reviewed-by: Paul Moore <paul@paul-moore.com>
--
paul-moore.com
next prev parent reply other threads:[~2022-02-17 22:27 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-17 14:18 [PATCH] security: declare member holding string literal const Christian Göttsche
2022-02-17 22:27 ` Paul Moore [this message]
2022-02-17 22:50 ` Casey Schaufler
2022-05-02 13:38 ` Christian Göttsche
2022-05-03 20:02 ` Paul Moore
2022-05-13 17:16 ` Christian Göttsche
2022-05-13 18:55 ` Paul Moore
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