[PATCH 1/2] [media] platform: Use gpio_is_valid()

From: Arvind Yadav
Date: Fri Apr 27 2018 - 07:44:43 EST


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

Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
---
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