linux-kernel - Re: [PATCH 1/3] eeprom: at25: Drop obsolete cast in at25_ee

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Date:   Wed, 10 Oct 2018 16:42:06 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Geert Uytterhoeven <geert+renesas@...der.be>,
        Greg KH <gregkh@...uxfoundation.org>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-spi <linux-spi@...r.kernel.org>,
        MTD Maling List <linux-mtd@...ts.infradead.org>
Subject: Re: [PATCH 1/3] eeprom: at25: Drop obsolete cast in at25_ee_write()

Hi Arnd,

On Wed, Oct 10, 2018 at 4:01 PM Arnd Bergmann <arnd@...db.de> wrote:
> On 10/10/18, Geert Uytterhoeven <geert+renesas@...der.be> wrote:
> > Since commit 01973a01f9ec34b7 ("eeprom: at25: remove nvmem regmap
> > dependency") changed the type of "off" from "loff_t" to "unsigned int",
> > there is no longer a need to cast it to "unsigned".
> >
> > Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
> > ---
> >  drivers/misc/eeprom/at25.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/misc/eeprom/at25.c b/drivers/misc/eeprom/at25.c
> > index 840afb398f9e4c88..7707d3fb49b526d9 100644
> > --- a/drivers/misc/eeprom/at25.c
> > +++ b/drivers/misc/eeprom/at25.c
> > @@ -160,7 +160,7 @@ static int at25_ee_write(void *priv, unsigned int off,
> > void *val, size_t count)
> >       do {
> >               unsigned long   timeout, retries;
> >               unsigned        segment;
> > -             unsigned        offset = (unsigned) off;
> > +             unsigned        offset = off;
> >               u8              *cp = bounce;
> >               int             sr;
> >               u8              instr;
> > --
>
> This looks correct, but why not remove the extra variable completely
> and rename 'off' to 'offset'?

Thanks, good point. Will do.

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds