fix missing modulo for bit in bank computation, in bcm2708 gpio irq mask

bspratt · Mar 2, 2013 · bdd8034 · bdd8034
1 parent 770459f
commit bdd8034
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/arch/arm/mach-bcm2708/bcm2708_gpio.c b/arch/arm/mach-bcm2708/bcm2708_gpio.c
@@ -173,6 +173,8 @@ static void bcm2708_gpio_irq_mask(struct irq_data *d)
 	unsigned long rising = readl(gpio->base + GPIOREN(gb));
 	unsigned long falling = readl(gpio->base + GPIOFEN(gb));
 
+	gn = gn % 32;
+
 	writel(rising & ~(1 << gn), gpio->base + GPIOREN(gb));
 	writel(falling & ~(1 << gn), gpio->base + GPIOFEN(gb));
 }