linux-kernel - Re: [PATCH v4 2/2] iio: temperature: add driver support for ti tmp117

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Message-ID: <CAHp75VfN5J747w6o=A2eng+9SV_2L-NH28O=sGRuxGz_oxPh-Q@mail.gmail.com>
Date:   Sun, 11 Apr 2021 21:08:29 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Jonathan Cameron <jic23@...nel.org>
Cc:     Puranjay Mohan <puranjay12@...il.com>,
        Alexandru Ardelean <alexandru.ardelean@...log.com>,
        devicetree <devicetree@...r.kernel.org>,
        Hartmut Knaack <knaack.h@....de>,
        linux-iio <linux-iio@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Lars-Peter Clausen <lars@...afoo.de>
Subject: Re: [PATCH v4 2/2] iio: temperature: add driver support for ti tmp117

On Sun, Apr 11, 2021 at 9:07 PM Andy Shevchenko
<andy.shevchenko@...il.com> wrote:
> On Sun, Apr 11, 2021 at 5:53 PM Jonathan Cameron <jic23@...nel.org> wrote:
> > On Wed,  7 Apr 2021 23:51:47 +0530
> > Puranjay Mohan <puranjay12@...il.com> wrote:

> Good point, but better is to use clamp_t(s16, ...) rather than explicit casting.

Sorry, I meant clamp_t(int, ...) of course, otherwise it will give wrong values.

> I always consider explicit casting in C (and esp. in Linux kernel) is
> a red flag. Should be really rarely needed.



-- 
With Best Regards,
Andy Shevchenko