Re: [PATCH 1/3] eeprom: at25: Drop obsolete cast in at25_ee_write()

From: Arnd Bergmann
Date: Wed Oct 10 2018 - 10:01:25 EST


On 10/10/18, Geert Uytterhoeven <geert+renesas@xxxxxxxxx> 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@xxxxxxxxx>
> ---
> 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'?

Arnd