MIPS: Octeon: Off by one in octeon_irq_gpio_map()

[cascardo/linux.git] / arch / mips / cavium-octeon / octeon-irq.c

diff --git a/arch/mips/cavium-octeon/octeon-irq.c b/arch/mips/cavium-octeon/octeon-irq.c
index 368eb49..75a4add 100644 (file)
--- a/arch/mips/cavium-octeon/octeon-irq.c
+++ b/arch/mips/cavium-octeon/octeon-irq.c
@@ -1260,7 +1260,7 @@ static int octeon_irq_gpio_map(struct irq_domain *d,
 
        line = (hw + gpiod->base_hwirq) >> 6;
        bit = (hw + gpiod->base_hwirq) & 63;
-       if (line > ARRAY_SIZE(octeon_irq_ciu_to_irq) ||
+       if (line >= ARRAY_SIZE(octeon_irq_ciu_to_irq) ||
                octeon_irq_ciu_to_irq[line][bit] != 0)
                return -EINVAL;