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From:   Leonardo Bras <leobras.c@gmail.com>
Date:   Wed, 17 Oct 2018 20:12:39 -0300
Message-ID: <CADvQ+rHD5kAam7kOc2UBUd9Pw6QW3dGhUjQj=es37NfgMeLcyA@mail.gmail.com>
Subject: Re: [PATCH 2/4] Renames variable to fix shadow warning.
To:     mingo@kernel.org
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
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Thanks Ingo,
On Wed, Oct 17, 2018 at 3:01 AM Ingo Molnar <mingo@kernel.org> wrote:
>
>
> * Leonardo Br=C3=A1s <leobras.c@gmail.com> wrote:
>
> > Renames the char variable to avoid shadowing a variable previously
> > declared on this function.
> >
> > Signed-off-by: Leonardo Br=C3=A1s <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 =3D raw_addr + GET_LE(&symtab_hdr->sh_offse=
t) +
> >                       GET_LE(&symtab_hdr->sh_entsize) * i;
> > -             const char *name =3D raw_addr + GET_LE(&strtab_hdr->sh_of=
fset) +
> > +             const char *name2 =3D raw_addr + GET_LE(&strtab_hdr->sh_o=
ffset) +
> >                       GET_LE(&sym->st_name);
> >
> >               for (k =3D 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

Regards,
Leonardo