1 files changed, 1 insertions, 1 deletions

diff --git a/arch/v850/kernel/fpga85e2c.c b/arch/v850/kernel/fpga85e2c.c
index cb04a6954ccb..5c4923558a75 100644
--- a/arch/v850/kernel/fpga85e2c.c
+++ b/arch/v850/kernel/fpga85e2c.c
@@ -138,7 +138,7 @@ struct v850e_intc_irq_init irq_inits[] = {
         { "RPU", IRQ_RPU(0),    IRQ_RPU_NUM,    1, 6 },
         { 0 }
 };
-#define NUM_IRQ_INITS ((sizeof irq_inits / sizeof irq_inits[0]) - 1)
+#define NUM_IRQ_INITS (ARRAY_SIZE(irq_inits) - 1)
 
 struct hw_interrupt_type hw_itypes[NUM_IRQ_INITS];