linux-kernel - [PATCH 1/3] Input - soc_button_array: use gpio_is

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Date:	Tue, 10 May 2016 17:37:51 +0200
From:	Benjamin Tissoires <benjamin.tissoires@...hat.com>
To:	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
Cc:	linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
	Bastien Nocera <hadess@...ess.net>,
	Alexandre Courbot <acourbot@...dia.com>,
	Lejun Zhu <lejun.zhu@...ux.intel.com>
Subject: [PATCH 1/3] Input - soc_button_array: use gpio_is_valid()

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@...hat.com>
---
 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..9cbe874 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;
-- 
2.5.0