1 files changed, 1 insertions, 1 deletions

diff --git a/arch/mips/pci/pci-vr41xx.c b/arch/mips/pci/pci-vr41xx.c
index 56525711f8b7..444b8d8004ad 100644
--- a/arch/mips/pci/pci-vr41xx.c
+++ b/arch/mips/pci/pci-vr41xx.c
@@ -305,7 +305,7 @@ static int __init vr41xx_pciu_init(void)
                 struct resource *res = vr41xx_pci_controller.io_resource;
                 master = setup->master_io;
                 io_map_base = ioremap(master->bus_base_address,
-                                      res->end - res->start + 1);
+                                      resource_size(res));
                 if (!io_map_base)
                         return -EBUSY;