From: Arvind Yadav <arvind.yadav.cs@gmail.com>
Date: Fri, 27 Apr 2018 11:44:00 +0000 (-0400)
Subject: media: platform: Use gpio_is_valid()
X-Git-Tag: v4.18-rc1~107^2~184
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=03b765237b0f728c2586b557fbfaed86bff7bf07;p=linux.git

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@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
---

diff --git a/drivers/media/platform/via-camera.c b/drivers/media/platform/via-camera.c
index e9a02639554b..f01c3e813247 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;
 	}