linux-kernel - Re: [PATCH 2/2] Input: applespi: fix warnings detected by sparse

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Message-ID: <20190721072427.GB607@penguin>
Date:   Sun, 21 Jul 2019 10:24:27 +0300
From:   Dmitry Torokhov <dmitry.torokhov@...il.com>
To:     Ronald Tschalär <ronald@...ovation.ch>
Cc:     Federico Lorenzi <federico@...velground.com>,
        linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
        kbuild test robot <lkp@...el.com>
Subject: Re: [PATCH 2/2] Input: applespi: fix warnings detected by sparse

On Sun, Jul 21, 2019 at 12:06:29AM -0700, Ronald Tschalär wrote:
> Reported-by: kbuild test robot <lkp@...el.com>
> Signed-off-by: Ronald Tschalär <ronald@...ovation.ch>
> ---
>  drivers/input/keyboard/applespi.c | 18 +++++++++++-------
>  1 file changed, 11 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/input/keyboard/applespi.c b/drivers/input/keyboard/applespi.c
> index d5defdefbc34..00cd8dccd4f5 100644
> --- a/drivers/input/keyboard/applespi.c
> +++ b/drivers/input/keyboard/applespi.c
> @@ -998,10 +998,14 @@ static inline int le16_to_int(__le16 x)
>  static void applespi_debug_update_dimensions(struct applespi_data *applespi,
>  					     const struct tp_finger *f)
>  {
> -	applespi->tp_dim_min_x = min_t(int, applespi->tp_dim_min_x, f->abs_x);

Should we also make tp_dim_* u16? Then we won't need min_t here.

-- 
Dmitry