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authorAxel Lin <axel.lin@ingics.com>2019-01-23 08:00:58 +0800
committerBartosz Golaszewski <bgolaszewski@baylibre.com>2019-02-14 15:14:38 +0100
commit68b7587baabfa42ca5625b709691358fee51b9d8 (patch)
tree8ab22b18a19d3ae89925a04cfd77a5bdcc39ba99 /drivers/gpio
parent6911845227578d57855cad2e728bfc53842ab5ee (diff)
downloadlinux-68b7587baabfa42ca5625b709691358fee51b9d8.tar.bz2
gpio: altera-a10sr: Trivial coding style fix
Change the coding style to make it does error checking first. This also fixes checkpatch warning about line over 80 characters. Signed-off-by: Axel Lin <axel.lin@ingics.com> Tested by: Thor Thayer <thor.thayer@linux.intel.com> Reviewed by: Thor Thayer <thor.thayer@linux.intel.com> Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/gpio-altera-a10sr.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/drivers/gpio/gpio-altera-a10sr.c b/drivers/gpio/gpio-altera-a10sr.c
index 7f9e0304b510..1cea4efccf7c 100644
--- a/drivers/gpio/gpio-altera-a10sr.c
+++ b/drivers/gpio/gpio-altera-a10sr.c
@@ -58,19 +58,20 @@ static void altr_a10sr_gpio_set(struct gpio_chip *chip, unsigned int offset,
static int altr_a10sr_gpio_direction_input(struct gpio_chip *gc,
unsigned int nr)
{
- if (nr >= (ALTR_A10SR_IN_VALID_RANGE_LO - ALTR_A10SR_LED_VALID_SHIFT))
- return 0;
- return -EINVAL;
+ if (nr < (ALTR_A10SR_IN_VALID_RANGE_LO - ALTR_A10SR_LED_VALID_SHIFT))
+ return -EINVAL;
+
+ return 0;
}
static int altr_a10sr_gpio_direction_output(struct gpio_chip *gc,
unsigned int nr, int value)
{
- if (nr <= (ALTR_A10SR_OUT_VALID_RANGE_HI - ALTR_A10SR_LED_VALID_SHIFT)) {
- altr_a10sr_gpio_set(gc, nr, value);
- return 0;
- }
- return -EINVAL;
+ if (nr > (ALTR_A10SR_OUT_VALID_RANGE_HI - ALTR_A10SR_LED_VALID_SHIFT))
+ return -EINVAL;
+
+ altr_a10sr_gpio_set(gc, nr, value);
+ return 0;
}
static const struct gpio_chip altr_a10sr_gc = {