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Date:   Thu, 18 Oct 2018 07:47:18 +0200
From:   Ingo Molnar <mingo@kernel.org>
To:     Leonardo Bras <leobras.c@gmail.com>
Cc:     lkcamp@lists.libreplanetbr.org,
        Matthew Wilcox <willy6545@gmail.com>,
        Andy Lutomirski <luto@kernel.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
        "H. Peter Anvin" <hpa@zytor.com>, x86@kernel.org,
        Masahiro Yamada <yamada.masahiro@socionext.com>,
        Michal Marek <michal.lkml@markovi.net>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        linux-kbuild@vger.kernel.org
Subject: Re: [PATCH 2/4] Renames variable to fix shadow warning.
Message-ID: <20181018054718.GB62071@gmail.com>
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 <20181017060151.GA1105@gmail.com>
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* Leonardo Bras <leobras.c@gmail.com> wrote:

> Thanks Ingo,
> On Wed, Oct 17, 2018 at 3:01 AM Ingo Molnar <mingo@kernel.org> wrote:
> >
> >
> > * Leonardo Br?s <leobras.c@gmail.com> wrote:
> >
> > > Renames the char variable to avoid shadowing a variable previously
> > > declared on this function.
> > >
> > > Signed-off-by: Leonardo Br?s <leobras.c@gmail.com>
> > > ---
> > >  arch/x86/entry/vdso/vdso2c.h | 4 ++--
> > >  1 file changed, 2 insertions(+), 2 deletions(-)
> > >
> > > diff --git a/arch/x86/entry/vdso/vdso2c.h b/arch/x86/entry/vdso/vdso2c.h
> > > index fa847a620f40..9466998d0f28 100644
> > > --- a/arch/x86/entry/vdso/vdso2c.h
> > > +++ b/arch/x86/entry/vdso/vdso2c.h
> > > @@ -93,11 +93,11 @@ static void BITSFUNC(go)(void *raw_addr, size_t raw_len,
> > >               int k;
> > >               ELF(Sym) *sym = raw_addr + GET_LE(&symtab_hdr->sh_offset) +
> > >                       GET_LE(&symtab_hdr->sh_entsize) * i;
> > > -             const char *name = raw_addr + GET_LE(&strtab_hdr->sh_offset) +
> > > +             const char *name2 = raw_addr + GET_LE(&strtab_hdr->sh_offset) +
> > >                       GET_LE(&sym->st_name);
> > >
> > >               for (k = 0; k < NSYMS; k++) {
> > > -                     if (!strcmp(name, required_syms[k].name)) {
> > > +                     if (!strcmp(name2, required_syms[k].name)) {
> > >                               if (syms[k]) {
> > >                                       fail("duplicate symbol %s\n",
> > >                                            required_syms[k].name);
> >
> > NAK.
> >
> > Please read and understand the code and rename both variables to
> > meaningful names, not just a mindless name/name2 ...
> >
> 
> It's changed! This change will be available on v2.

Thanks!

	Ingo