linux-kernel - [PATCH] gpio: fix aspeed_gpio

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Date:   Thu, 21 Dec 2017 16:55:10 +0100
From:   Vasyl Gomonovych <gomonovych@...il.com>
To:     joel@....id.au, linus.walleij@...aro.org,
        linux-gpio@...r.kernel.org, gomonovych@...il.com
Cc:     linux-kernel@...r.kernel.org
Subject: [PATCH] gpio: fix aspeed_gpio_banks array size check

The test should be >= ARRAY_SIZE() instead of > ARRAY_SIZE().

Signed-off-by: Vasyl Gomonovych <gomonovych@...il.com>
---
 drivers/gpio/gpio-aspeed.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpio/gpio-aspeed.c b/drivers/gpio/gpio-aspeed.c
index 6b3ca6601af2..aac532837b81 100644
--- a/drivers/gpio/gpio-aspeed.c
+++ b/drivers/gpio/gpio-aspeed.c
@@ -140,7 +140,7 @@ static const struct aspeed_gpio_bank *to_bank(unsigned int offset)
 {
 	unsigned int bank = GPIO_BANK(offset);
 
-	WARN_ON(bank > ARRAY_SIZE(aspeed_gpio_banks));
+	WARN_ON(bank >= ARRAY_SIZE(aspeed_gpio_banks));
 	return &aspeed_gpio_banks[bank];
 }
 
-- 
1.9.1