diff options
| author | Axel Lin <axel.lin@ingics.com> | 2016-02-22 13:16:51 +0100 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-02-25 14:16:57 +0100 |
| commit | ea1361fd5f26f1dbb369f85b3ad42a84c133e7e1 (patch) | |
| tree | af03c5621bc6f90f853e2f91b950bd6a74e22eda /drivers/gpio/gpio-pisosr.c | |
| parent | gpio: xgene: fix type of variable containing error codes (diff) | |
| download | linux-ea1361fd5f26f1dbb369f85b3ad42a84c133e7e1.tar.xz linux-ea1361fd5f26f1dbb369f85b3ad42a84c133e7e1.zip | |
gpio: pisosr: Use devm_gpiod_get_optional for gpio->load_gpio
gpio->load_gpio is optional, so use devm_gpiod_get_optional instead.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Andrew F. Davis <afd@ti.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to '')
| -rw-r--r-- | drivers/gpio/gpio-pisosr.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/gpio/gpio-pisosr.c b/drivers/gpio/gpio-pisosr.c index f9f1074744ab..8b8bf8f9de6a 100644 --- a/drivers/gpio/gpio-pisosr.c +++ b/drivers/gpio/gpio-pisosr.c @@ -125,15 +125,12 @@ static int pisosr_gpio_probe(struct spi_device *spi) if (!gpio->buffer) return -ENOMEM; - gpio->load_gpio = devm_gpiod_get(dev, "load", GPIOD_OUT_LOW); + gpio->load_gpio = devm_gpiod_get_optional(dev, "load", GPIOD_OUT_LOW); if (IS_ERR(gpio->load_gpio)) { ret = PTR_ERR(gpio->load_gpio); - if (ret != -ENOENT && ret != -ENOSYS) { - if (ret != -EPROBE_DEFER) - dev_err(dev, "Unable to allocate load GPIO\n"); - return ret; - } - gpio->load_gpio = NULL; + if (ret != -EPROBE_DEFER) + dev_err(dev, "Unable to allocate load GPIO\n"); + return ret; } mutex_init(&gpio->lock); |