1 files changed, 1 insertions, 1 deletions

diff --git a/arch/avr32/mach-at32ap/intc.c b/arch/avr32/mach-at32ap/intc.c
index c9ac2f8e8f64..258682bc1278 100644
--- a/arch/avr32/mach-at32ap/intc.c
+++ b/arch/avr32/mach-at32ap/intc.c
@@ -107,7 +107,7 @@ void __init init_IRQ(void)
 
         clk_enable(pclk);
 
-        intc0.regs = ioremap(regs->start, regs->end - regs->start + 1);
+        intc0.regs = ioremap(regs->start, resource_size(regs));
         if (!intc0.regs) {
                 printk(KERN_EMERG "intc: failed to map registers (0x%08lx)\n",
                        (unsigned long)regs->start);