usb: OHCI/EHCI-XLS: Use resource_size v3

Use resource_size function on resource object
instead of explicit computation.

The semantic patch that makes this change is available
in scripts/coccinelle/api/resource_size.cocci.

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/usb/host/ehci-xls.c b/drivers/usb/host/ehci-xls.c
index fe74bd67601..1078d6746d2 100644
--- a/drivers/usb/host/ehci-xls.c
+++ b/drivers/usb/host/ehci-xls.c
@@ -69,7 +69,7 @@ int ehci_xls_probe_internal(const struct hc_driver *driver,
         }
 
         hcd->rsrc_start = res->start;
-        hcd->rsrc_len = res->end - res->start + 1;
+        hcd->rsrc_len = resource_size(res);
 
         if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len,
                                 driver->description)) {