From: Corentin Chary <corentincj@iksaif.net>
Date: Sat, 28 Nov 2009 09:19:55 +0000 (+0100)
Subject: asus-laptop: no need to check argument of set_brightness()
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=e5b50f6a2b00de266f03c2c7219b798648124ea5;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

asus-laptop: no need to check argument of set_brightness()

We already tell the backlight class our maximum brightness value; it
will validate the user requested values for us.

Signed-off-by: Corentin Chary <corentincj@iksaif.net>
---

diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index 1d799b3fc4e8..013ab86b1c8d 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -571,17 +571,11 @@ static int read_brightness(struct backlight_device *bd)
 
 static int set_brightness(struct backlight_device *bd, int value)
 {
-	int ret = 0;
-
-	value = (0 < value) ? ((15 < value) ? 15 : value) : 0;
-	/* 0 <= value <= 15 */
-
 	if (write_acpi_int(brightness_set_handle, NULL, value, NULL)) {
 		pr_warning("Error changing brightness\n");
-		ret = -EIO;
+		return -EIO;
 	}
-
-	return ret;
+	return 0;
 }
 
 static int update_bl_status(struct backlight_device *bd)