[PATCH v3 1/2] Input - soc_button_array: use gpio_is_valid()

From: Benjamin Tissoires
Date: Fri Nov 25 2016 - 11:37:07 EST


gpio_keys will later use gpio_is_valid(). To match the actual
behavior, we should use it here too.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@xxxxxxxxxx>

---

no changes in v3

Changes in v2:
- fixed gpio_is_valid(gpio) -> !gpio_is_valid(gpio)
---
drivers/input/misc/soc_button_array.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/input/misc/soc_button_array.c b/drivers/input/misc/soc_button_array.c
index c14b827..bbd433c 100644
--- a/drivers/input/misc/soc_button_array.c
+++ b/drivers/input/misc/soc_button_array.c
@@ -17,6 +17,7 @@
#include <linux/acpi.h>
#include <linux/gpio/consumer.h>
#include <linux/gpio_keys.h>
+#include <linux/gpio.h>
#include <linux/platform_device.h>

/*
@@ -92,7 +93,7 @@ soc_button_device_create(struct platform_device *pdev,
continue;

gpio = soc_button_lookup_gpio(&pdev->dev, info->acpi_index);
- if (gpio < 0)
+ if (!gpio_is_valid(gpio))
continue;

gpio_keys[n_buttons].type = info->event_type;
--
2.7.4