ARM: s3c: fix check of index into s3c_gpios[]
authorRoel Kluin <roel.kluin@gmail.com>
Fri, 18 Sep 2009 19:44:17 +0000 (12:44 -0700)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Sat, 19 Sep 2009 11:14:06 +0000 (12:14 +0100)
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>
arch/arm/plat-s3c/gpio.c

index 260fdc6ad685e4035ee3d494564f5dc06d5f479c..5ff24e0f9f89c883930dd2091cae3f70ef9a15a0 100644 (file)
@@ -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;
        }
 }