USB: isp1362-hcd - use resource_size instead of defining its own resource_len macro

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 8 insertions, 10 deletions

diff --git a/drivers/usb/host/isp1362-hcd.c b/drivers/usb/host/isp1362-hcd.c
index ae3044019382..8196fa11fec4 100644
--- a/drivers/usb/host/isp1362-hcd.c
+++ b/drivers/usb/host/isp1362-hcd.c
@@ -2649,8 +2649,6 @@ static struct hc_driver isp1362_hc_driver = {
 
 /*-------------------------------------------------------------------------*/
 
-#define resource_len(r) (((r)->end - (r)->start) + 1)
-
 static int __devexit isp1362_remove(struct platform_device *pdev)
 {
         struct usb_hcd *hcd = platform_get_drvdata(pdev);
@@ -2672,12 +2670,12 @@ static int __devexit isp1362_remove(struct platform_device *pdev)
         res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
         DBG(0, "%s: release mem_region: %08lx\n", __func__, (long unsigned int)res->start);
         if (res)
-                release_mem_region(res->start, resource_len(res));
+                release_mem_region(res->start, resource_size(res));
 
         res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
         DBG(0, "%s: release mem_region: %08lx\n", __func__, (long unsigned int)res->start);
         if (res)
-                release_mem_region(res->start, resource_len(res));
+                release_mem_region(res->start, resource_size(res));
 
         DBG(0, "%s: put_hcd\n", __func__);
         usb_put_hcd(hcd);
@@ -2723,21 +2721,21 @@ static int __init isp1362_probe(struct platform_device *pdev)
                 goto err1;
         }
 
-        if (!request_mem_region(addr->start, resource_len(addr), hcd_name)) {
+        if (!request_mem_region(addr->start, resource_size(addr), hcd_name)) {
                 retval = -EBUSY;
                 goto err1;
         }
-        addr_reg = ioremap(addr->start, resource_len(addr));
+        addr_reg = ioremap(addr->start, resource_size(addr));
         if (addr_reg == NULL) {
                 retval = -ENOMEM;
                 goto err2;
         }
 
-        if (!request_mem_region(data->start, resource_len(data), hcd_name)) {
+        if (!request_mem_region(data->start, resource_size(data), hcd_name)) {
                 retval = -EBUSY;
                 goto err3;
         }
-        data_reg = ioremap(data->start, resource_len(data));
+        data_reg = ioremap(data->start, resource_size(data));
         if (data_reg == NULL) {
                 retval = -ENOMEM;
                 goto err4;
@@ -2795,13 +2793,13 @@ static int __init isp1362_probe(struct platform_device *pdev)
         iounmap(data_reg);
  err4:
         DBG(0, "%s: Releasing mem region %08lx\n", __func__, (long unsigned int)data->start);
-        release_mem_region(data->start, resource_len(data));
+        release_mem_region(data->start, resource_size(data));
  err3:
         DBG(0, "%s: Unmapping addr_reg @ %p\n", __func__, addr_reg);
         iounmap(addr_reg);
  err2:
         DBG(0, "%s: Releasing mem region %08lx\n", __func__, (long unsigned int)addr->start);
-        release_mem_region(addr->start, resource_len(addr));
+        release_mem_region(addr->start, resource_size(addr));
  err1:
         pr_err("%s: init error, %d\n", __func__, retval);