spi-gpio: Use PTR_ERR_OR_ZERO() in spi_gpio_request()

Commit Message

Markus Elfring Sept. 7, 2019, 11:55 a.m. UTC

From: Markus Elfring <[e-mail]>
Date: Sat, 7 Sep 2019 13:51:16 +0200

Simplify this function implementation by using a known function.

Generated by: scripts/coccinelle/api/ptr_ret.cocci

Signed-off-by: Markus Elfring <[e-mail]>
---
 drivers/spi/spi-gpio.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

--
2.23.0

Comments

Geert Uytterhoeven Sept. 9, 2019, 9:58 a.m. UTC | #1

On Sun, Sep 8, 2019 at 2:46 PM Markus Elfring <[e-mail]> wrote:
> From: Markus Elfring <[e-mail]>
> Date: Sat, 7 Sep 2019 13:51:16 +0200
>
> Simplify this function implementation by using a known function.
>
> Generated by: scripts/coccinelle/api/ptr_ret.cocci
>
> Signed-off-by: Markus Elfring <[e-mail]>

Reviewed-by: Geert Uytterhoeven <[e-mail]>

Gr{oetje,eeting}s,

                        Geert

Patch

diff --git a/drivers/spi/spi-gpio.c b/drivers/spi/spi-gpio.c
index 9eb82150666e..1d3e23ec20a6 100644
--- a/drivers/spi/spi-gpio.c
+++ b/drivers/spi/spi-gpio.c
@@ -290,10 +290,7 @@  static int spi_gpio_request(struct device *dev, struct spi_gpio *spi_gpio)
 		return PTR_ERR(spi_gpio->miso);

 	spi_gpio->sck = devm_gpiod_get(dev, "sck", GPIOD_OUT_LOW);
-	if (IS_ERR(spi_gpio->sck))
-		return PTR_ERR(spi_gpio->sck);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(spi_gpio->sck);
 }

 #ifdef CONFIG_OF