diff --git a/arch/arm/mach-at91/gpio.c b/arch/arm/mach-at91/gpio.c
index 7e5ebb5bdd17..9b0447c3d59b 100644
--- a/arch/arm/mach-at91/gpio.c
+++ b/arch/arm/mach-at91/gpio.c
@@ -404,6 +404,7 @@ static void gpio_irq_handler(unsigned irq, struct irq_desc *desc)
 		}
 
 		pin = bank->chipbase;
+		gpio = &irq_desc[pin];
 
 		while (isr) {
 			if (isr & 1) {