linux-kernel - [PATCH 1/2] [media] platform: Use gpio_is

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Message-Id: <93444a65ca7853d27c724aeb50d16c5afd59fa08.1524828993.git.arvind.yadav.cs@gmail.com>
Date:   Fri, 27 Apr 2018 17:14:00 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     mchehab@...nel.org, hans.verkuil@...co.com, viro@...iv.linux.org.uk
Cc:     linux-kernel@...r.kernel.org, linux-media@...r.kernel.org
Subject: [PATCH 1/2] [media] platform: Use gpio_is_valid()

Replace the manual validity checks for the GPIO with the
gpio_is_valid().

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
---
 drivers/media/platform/via-camera.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/platform/via-camera.c b/drivers/media/platform/via-camera.c
index e9a0263..f01c3e8 100644
--- a/drivers/media/platform/via-camera.c
+++ b/drivers/media/platform/via-camera.c
@@ -178,7 +178,7 @@ static int via_sensor_power_setup(struct via_camera *cam)
 
 	cam->power_gpio = viafb_gpio_lookup("VGPIO3");
 	cam->reset_gpio = viafb_gpio_lookup("VGPIO2");
-	if (cam->power_gpio < 0 || cam->reset_gpio < 0) {
+	if (!gpio_is_valid(cam->power_gpio) || !gpio_is_valid(cam->reset_gpio)) {
 		dev_err(&cam->platdev->dev, "Unable to find GPIO lines\n");
 		return -EINVAL;
 	}
-- 
1.9.1