ARM: OMAP: Fix GPIO IRQ unmask

GPIO IRQ unmask doesn't actually do anything useful.  The problem is
hidden by a separate explicit mass unmask at the end of the chained
bank handler.

Signed-off-by: Kevin Hilman <khilman@mvista.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c
index 66a1455595f4..8c78e4e57b5c 100644
--- a/arch/arm/plat-omap/gpio.c
+++ b/arch/arm/plat-omap/gpio.c
@@ -1134,10 +1134,9 @@ static void gpio_mask_irq(unsigned int irq)
 static void gpio_unmask_irq(unsigned int irq)
 {
         unsigned int gpio = irq - IH_GPIO_BASE;
-        unsigned int gpio_idx = get_gpio_index(gpio);
         struct gpio_bank *bank = get_irq_chip_data(irq);
 
-        _set_gpio_irqenable(bank, gpio_idx, 1);
+        _set_gpio_irqenable(bank, gpio, 1);
 }
 
 static struct irq_chip gpio_irq_chip = {