1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/usb/host/ohci-octeon.c b/drivers/usb/host/ohci-octeon.c
index e4ddfaf8870f..d8b45647d1dc 100644
--- a/drivers/usb/host/ohci-octeon.c
+++ b/drivers/usb/host/ohci-octeon.c
@@ -135,7 +135,7 @@ static int ohci_octeon_drv_probe(struct platform_device *pdev)
                 return -ENOMEM;
 
         hcd->rsrc_start = res_mem->start;
-        hcd->rsrc_len = res_mem->end - res_mem->start + 1;
+        hcd->rsrc_len = resource_size(res_mem);
 
         if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len,
                                 OCTEON_OHCI_HCD_NAME)) {