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From: Linus Walleij <linus.walleij@linaro.org>
To: Roger Quadros <rogerq@ti.com>
Cc: Alexander Shiyan <shc_work@mail.ru>,
	Tony Lindgren <tony@atomide.com>,
	Peter Ujfalusi <peter.ujfalusi@ti.com>,
	"linux-gpio@vger.kernel.org" <linux-gpio@vger.kernel.org>,
	Alexandre Courbot <gnurou@gmail.com>
Subject: Re: [PATCH] gpio: twl4030: Remove redundant assignment
Date: Thu, 27 Feb 2014 10:24:20 +0100	[thread overview]
Message-ID: <CACRpkdbgr5_i2XCCeTDUw3SVsEJ4Q3BjHh++0BSSYSzkxPa8iA@mail.gmail.com> (raw)
In-Reply-To: <530B6669.9080602@ti.com>

On Mon, Feb 24, 2014 at 4:34 PM, Roger Quadros <rogerq@ti.com> wrote:
> On 02/24/2014 04:25 PM, Linus Walleij wrote:
>> On Sat, Feb 15, 2014 at 2:34 PM, Alexander Shiyan <shc_work@mail.ru> wrote:
>>
>>> -       status = twl_i2c_write_u8(TWL4030_MODULE_LED, cached_leden,
>>> -                                 TWL4030_LED_LEDEN_REG);
>>> +
>>> +       twl_i2c_write_u8(TWL4030_MODULE_LED, cached_leden,
>>> +                        TWL4030_LED_LEDEN_REG);
>>
>> Isn't the right fix to actually *check* this status instead?
>>
>> TI dudes?
>
> Yes we should check for error. But the only action we can take is maybe print an error message
> as all the users of this function return void. e.g. twl_set().
>
> It seems the set() hook of struct gpio_chip also doesn't expect any return value. Wondering if that should change.

I think in this case simply printing an error and bailing out is
just fine, people will be able to debug from there.

Yours,
Linus Walleij

  reply	other threads:[~2014-02-27  9:24 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-02-15 13:34 [PATCH] gpio: twl4030: Remove redundant assignment Alexander Shiyan
2014-02-24 14:25 ` Linus Walleij
2014-02-24 15:34   ` Roger Quadros
2014-02-27  9:24     ` Linus Walleij [this message]
2014-02-27  9:32       ` Peter Ujfalusi
2014-02-27 10:59       ` Alexander Shiyan
  -- strict thread matches above, loose matches on Subject: below --
2014-03-22  8:32 Alexander Shiyan
2014-03-27  9:07 ` Linus Walleij

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