From: Roel Kluin <roel.kluin@gmail.com>
Date: Fri, 18 Sep 2009 19:44:17 +0000 (-0700)
Subject: ARM: s3c: fix check of index into s3c_gpios[]
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=7da18afa423f167e7ef3c9728e584d8bf05bd55a;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git

ARM: s3c: fix check of index into s3c_gpios[]

The check of the s3c_gpios[] index had an off-by-one.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Acked-by: Ben Dooks <ben-linux@fluff.org>
Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---

diff --git a/arch/arm/plat-s3c/gpio.c b/arch/arm/plat-s3c/gpio.c
index 260fdc6ad68..5ff24e0f9f8 100644
--- a/arch/arm/plat-s3c/gpio.c
+++ b/arch/arm/plat-s3c/gpio.c
@@ -28,7 +28,7 @@ static __init void s3c_gpiolib_track(struct s3c_gpio_chip *chip)
 
 	gpn = chip->chip.base;
 	for (i = 0; i < chip->chip.ngpio; i++, gpn++) {
-		BUG_ON(gpn > ARRAY_SIZE(s3c_gpios));
+		BUG_ON(gpn >= ARRAY_SIZE(s3c_gpios));
 		s3c_gpios[gpn] = chip;
 	}
 }