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* [PATCH 2/2] led: remove use of gpiochip_remove() retval
@ 2014-09-30 14:35 Pramod Gurav
  2014-09-30 21:21 ` Bryan Wu
  0 siblings, 1 reply; 4+ messages in thread
From: Pramod Gurav @ 2014-09-30 14:35 UTC (permalink / raw)
  To: linux-kernel
  Cc: Pramod Gurav, Linus Walleij, Alexandre Courbot, Bryan Wu,
	Richard Purdie, linux-leds, linux-gpio

Get rid of using return value from gpiochip_remove() as it returns
void.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Alexandre Courbot <gnurou@gmail.com>
Cc: Bryan Wu <cooloney@gmail.com>
Cc: Richard Purdie <rpurdie@rpsys.net>
Cc: linux-leds@vger.kernel.org

Cc: linux-gpio@vger.kernel.org

Signed-off-by: Pramod Gurav <pramod.gurav@smartplayin.com>
---
 drivers/leds/leds-pca9532.c |   10 ++--------
 drivers/leds/leds-tca6507.c |    7 ++-----
 2 files changed, 4 insertions(+), 13 deletions(-)

diff --git a/drivers/leds/leds-pca9532.c b/drivers/leds/leds-pca9532.c
index 4a0e786..5a6363d 100644
--- a/drivers/leds/leds-pca9532.c
+++ b/drivers/leds/leds-pca9532.c
@@ -319,14 +319,8 @@ static int pca9532_destroy_devices(struct pca9532_data *data, int n_devs)
 	}
 
 #ifdef CONFIG_LEDS_PCA9532_GPIO
-	if (data->gpio.dev) {
-		int err = gpiochip_remove(&data->gpio);
-		if (err) {
-			dev_err(&data->client->dev, "%s failed, %d\n",
-						"gpiochip_remove()", err);
-			return err;
-		}
-	}
+	if (data->gpio.dev)
+		gpiochip_remove(&data->gpio);
 #endif
 
 	return 0;
diff --git a/drivers/leds/leds-tca6507.c b/drivers/leds/leds-tca6507.c
index 3d9e267..20fa8e7 100644
--- a/drivers/leds/leds-tca6507.c
+++ b/drivers/leds/leds-tca6507.c
@@ -667,11 +667,8 @@ static int tca6507_probe_gpios(struct i2c_client *client,
 
 static void tca6507_remove_gpio(struct tca6507_chip *tca)
 {
-	if (tca->gpio.ngpio) {
-		int err = gpiochip_remove(&tca->gpio);
-		dev_err(&tca->client->dev, "%s failed, %d\n",
-			"gpiochip_remove()", err);
-	}
+	if (tca->gpio.ngpio)
+		gpiochip_remove(&tca->gpio);
 }
 #else /* CONFIG_GPIOLIB */
 static int tca6507_probe_gpios(struct i2c_client *client,
-- 
1.7.9.5


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH 2/2] led: remove use of gpiochip_remove() retval
  2014-09-30 14:35 [PATCH 2/2] led: remove use of gpiochip_remove() retval Pramod Gurav
@ 2014-09-30 21:21 ` Bryan Wu
  2014-10-02  7:12   ` Linus Walleij
  0 siblings, 1 reply; 4+ messages in thread
From: Bryan Wu @ 2014-09-30 21:21 UTC (permalink / raw)
  To: Pramod Gurav
  Cc: lkml, Linus Walleij, Alexandre Courbot, Richard Purdie,
	Linux LED Subsystem, linux-gpio@vger.kernel.org

On Tue, Sep 30, 2014 at 7:35 AM, Pramod Gurav
<pramod.gurav@smartplayin.com> wrote:
> Get rid of using return value from gpiochip_remove() as it returns
> void.
>

Looks good to me. I will merge it.

But what's in the first patch. I just got this second patch in my email inbox.

-Bryan

> Cc: Linus Walleij <linus.walleij@linaro.org>
> Cc: Alexandre Courbot <gnurou@gmail.com>
> Cc: Bryan Wu <cooloney@gmail.com>
> Cc: Richard Purdie <rpurdie@rpsys.net>
> Cc: linux-leds@vger.kernel.org
>
> Cc: linux-gpio@vger.kernel.org
>
> Signed-off-by: Pramod Gurav <pramod.gurav@smartplayin.com>
> ---
>  drivers/leds/leds-pca9532.c |   10 ++--------
>  drivers/leds/leds-tca6507.c |    7 ++-----
>  2 files changed, 4 insertions(+), 13 deletions(-)
>
> diff --git a/drivers/leds/leds-pca9532.c b/drivers/leds/leds-pca9532.c
> index 4a0e786..5a6363d 100644
> --- a/drivers/leds/leds-pca9532.c
> +++ b/drivers/leds/leds-pca9532.c
> @@ -319,14 +319,8 @@ static int pca9532_destroy_devices(struct pca9532_data *data, int n_devs)
>         }
>
>  #ifdef CONFIG_LEDS_PCA9532_GPIO
> -       if (data->gpio.dev) {
> -               int err = gpiochip_remove(&data->gpio);
> -               if (err) {
> -                       dev_err(&data->client->dev, "%s failed, %d\n",
> -                                               "gpiochip_remove()", err);
> -                       return err;
> -               }
> -       }
> +       if (data->gpio.dev)
> +               gpiochip_remove(&data->gpio);
>  #endif
>
>         return 0;
> diff --git a/drivers/leds/leds-tca6507.c b/drivers/leds/leds-tca6507.c
> index 3d9e267..20fa8e7 100644
> --- a/drivers/leds/leds-tca6507.c
> +++ b/drivers/leds/leds-tca6507.c
> @@ -667,11 +667,8 @@ static int tca6507_probe_gpios(struct i2c_client *client,
>
>  static void tca6507_remove_gpio(struct tca6507_chip *tca)
>  {
> -       if (tca->gpio.ngpio) {
> -               int err = gpiochip_remove(&tca->gpio);
> -               dev_err(&tca->client->dev, "%s failed, %d\n",
> -                       "gpiochip_remove()", err);
> -       }
> +       if (tca->gpio.ngpio)
> +               gpiochip_remove(&tca->gpio);
>  }
>  #else /* CONFIG_GPIOLIB */
>  static int tca6507_probe_gpios(struct i2c_client *client,
> --
> 1.7.9.5
>

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH 2/2] led: remove use of gpiochip_remove() retval
  2014-09-30 21:21 ` Bryan Wu
@ 2014-10-02  7:12   ` Linus Walleij
  2014-10-03 17:15     ` Bryan Wu
  0 siblings, 1 reply; 4+ messages in thread
From: Linus Walleij @ 2014-10-02  7:12 UTC (permalink / raw)
  To: Bryan Wu
  Cc: Pramod Gurav, lkml, Alexandre Courbot, Richard Purdie,
	Linux LED Subsystem, linux-gpio@vger.kernel.org

On Tue, Sep 30, 2014 at 11:21 PM, Bryan Wu <cooloney@gmail.com> wrote:
> On Tue, Sep 30, 2014 at 7:35 AM, Pramod Gurav
> <pramod.gurav@smartplayin.com> wrote:
>> Get rid of using return value from gpiochip_remove() as it returns
>> void.
>
> Looks good to me. I will merge it.

Please don't.

The issue is already fixed through the GPIO tree, where the
API change is.

Yours,
Linus Walleij

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH 2/2] led: remove use of gpiochip_remove() retval
  2014-10-02  7:12   ` Linus Walleij
@ 2014-10-03 17:15     ` Bryan Wu
  0 siblings, 0 replies; 4+ messages in thread
From: Bryan Wu @ 2014-10-03 17:15 UTC (permalink / raw)
  To: Linus Walleij
  Cc: Pramod Gurav, lkml, Alexandre Courbot, Richard Purdie,
	Linux LED Subsystem, linux-gpio@vger.kernel.org

On Thu, Oct 2, 2014 at 12:12 AM, Linus Walleij <linus.walleij@linaro.org> wrote:
> On Tue, Sep 30, 2014 at 11:21 PM, Bryan Wu <cooloney@gmail.com> wrote:
>> On Tue, Sep 30, 2014 at 7:35 AM, Pramod Gurav
>> <pramod.gurav@smartplayin.com> wrote:
>>> Get rid of using return value from gpiochip_remove() as it returns
>>> void.
>>
>> Looks good to me. I will merge it.
>
> Please don't.
>
> The issue is already fixed through the GPIO tree, where the
> API change is.
>

Oh, really. I wasn't aware that. Let me drop this change then.

Thanks,
-Bryan

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2014-10-03 17:15 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2014-09-30 14:35 [PATCH 2/2] led: remove use of gpiochip_remove() retval Pramod Gurav
2014-09-30 21:21 ` Bryan Wu
2014-10-02  7:12   ` Linus Walleij
2014-10-03 17:15     ` Bryan Wu

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