gpio: samsung: fixes build warning with s3c2410_defconfig

commit 7b45ed96 ("ARM: S3C24XX: handle s3c2412 eints using new
infrastructure") introduced build warning and this patch fixes
that:

drivers/gpio/gpio-samsung.c: In function 's3c24xx_gpiolib_fbank_to_irq':
drivers/gpio/gpio-samsung.c:1126:5: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses]

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Cc: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/drivers/gpio/gpio-samsung.c b/drivers/gpio/gpio-samsung.c
index db098ce..58aa28f 100644 (file)
--- a/drivers/gpio/gpio-samsung.c
+++ b/drivers/gpio/gpio-samsung.c
@@ -1122,11 +1122,12 @@ int samsung_gpiolib_to_irq(struct gpio_chip *chip, unsigned int offset)
 #ifdef CONFIG_PLAT_S3C24XX
 static int s3c24xx_gpiolib_fbank_to_irq(struct gpio_chip *chip, unsigned offset)
 {
-       if (offset < 4)
+       if (offset < 4) {
                if (soc_is_s3c2412())
                        return IRQ_EINT0_2412 + offset;
                else
                        return IRQ_EINT0 + offset;
+       }
 
        if (offset < 8)
                return IRQ_EINT4 + offset - 4;