Re: [PATCH 2/4] Renames variable to fix shadow warning.

From: Ingo Molnar
Date: Wed Oct 17 2018 - 02:02:02 EST



* Leonardo Brás <leobras.c@xxxxxxxxx> wrote:

> Renames the char variable to avoid shadowing a variable previously
> declared on this function.
>
> Signed-off-by: Leonardo Brás <leobras.c@xxxxxxxxx>
> ---
> 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 ...

Thanks,

Ingo