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References: <20220513202159.1550547-1-samitolvanen@google.com>
 <20220513202159.1550547-9-samitolvanen@google.com> <202205141449.87738FDF@keescook>
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From:   Sami Tolvanen <samitolvanen@google.com>
Date:   Mon, 16 May 2022 08:44:44 -0700
Message-ID: <CABCJKuc82+92BEjPU+5_7Y45cBAZ_J0Nyjvn_FtFroqsJjs_Gg@mail.gmail.com>
Subject: Re: [RFC PATCH v2 08/21] psci: Fix the function type for psci_initcall_t
To:     Kees Cook <keescook@chromium.org>
Cc:     linux-kernel@vger.kernel.org, Josh Poimboeuf <jpoimboe@redhat.com>,
        Peter Zijlstra <peterz@infradead.org>, x86@kernel.org,
        Catalin Marinas <catalin.marinas@arm.com>,
        Will Deacon <will@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Nathan Chancellor <nathan@kernel.org>,
        Nick Desaulniers <ndesaulniers@google.com>,
        Joao Moreira <joao@overdrivepizza.com>,
        Sedat Dilek <sedat.dilek@gmail.com>,
        Steven Rostedt <rostedt@goodmis.org>,
        linux-hardening@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, llvm@lists.linux.dev
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On Sat, May 14, 2022 at 2:50 PM Kees Cook <keescook@chromium.org> wrote:
>
> On Fri, May 13, 2022 at 01:21:46PM -0700, Sami Tolvanen wrote:
> > Functions called through a psci_initcall_t pointer all have
> > non-const arguments. Fix the type definition to avoid tripping
> > indirect call checks with CFI_CLANG.
> >
> > Reported-by: Mark Rutland <mark.rutland@arm.com>
> > Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
>
> This could land separately from this series, too, yes?

Correct.

Sami