From 49fb88af23f3344ba53d6dbe34ac0b1426d81006 Mon Sep 17 00:00:00 2001 From: Marek Szyprowski Date: Thu, 18 Jun 2009 13:30:16 +0200 Subject: [PATCH] [ARM] S3C: Fix gpio-config off-by-one bug Fix gpio-config off-by-one bug. Without this patch, touching GPA0 pin on S3C64XX platform causes kernel oops. Reviewed-by: Kyungmin Park Signed-off-by: Marek Szyprowski Signed-off-by: Ben Dooks --- arch/arm/plat-s3c/gpio-config.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/plat-s3c/gpio-config.c b/arch/arm/plat-s3c/gpio-config.c index 08044dec9731..456969b6fa0d 100644 --- a/arch/arm/plat-s3c/gpio-config.c +++ b/arch/arm/plat-s3c/gpio-config.c @@ -119,7 +119,7 @@ int s3c_gpio_setcfg_s3c64xx_4bit(struct s3c_gpio_chip *chip, unsigned int shift = (off & 7) * 4; u32 con; - if (off < 8 && chip->chip.ngpio >= 8) + if (off < 8 && chip->chip.ngpio > 8) reg -= 4; if (s3c_gpio_is_cfg_special(cfg)) { -- 2.39.5