1 files changed, 7 insertions, 14 deletions

diff --git a/drivers/xen/platform-pci.c b/drivers/xen/platform-pci.c
index c01b5ddce529..afbe041f42c5 100644
--- a/drivers/xen/platform-pci.c
+++ b/drivers/xen/platform-pci.c
@@ -105,7 +105,7 @@ static int __devinit platform_pci_init(struct pci_dev *pdev,
                                        const struct pci_device_id *ent)
 {
         int i, ret;
-        long ioaddr, iolen;
+        long ioaddr;
         long mmio_addr, mmio_len;
         unsigned int max_nr_gframes;
 
@@ -114,7 +114,6 @@ static int __devinit platform_pci_init(struct pci_dev *pdev,
                 return i;
 
         ioaddr = pci_resource_start(pdev, 0);
-        iolen = pci_resource_len(pdev, 0);
 
         mmio_addr = pci_resource_start(pdev, 1);
         mmio_len = pci_resource_len(pdev, 1);
@@ -125,19 +124,13 @@ static int __devinit platform_pci_init(struct pci_dev *pdev,
                 goto pci_out;
         }
 
-        if (request_mem_region(mmio_addr, mmio_len, DRV_NAME) == NULL) {
-                dev_err(&pdev->dev, "MEM I/O resource 0x%lx @ 0x%lx busy\n",
-                       mmio_addr, mmio_len);
-                ret = -EBUSY;
+        ret = pci_request_region(pdev, 1, DRV_NAME);
+        if (ret < 0)
                 goto pci_out;
-        }
 
-        if (request_region(ioaddr, iolen, DRV_NAME) == NULL) {
-                dev_err(&pdev->dev, "I/O resource 0x%lx @ 0x%lx busy\n",
-                       iolen, ioaddr);
-                ret = -EBUSY;
+        ret = pci_request_region(pdev, 0, DRV_NAME);
+        if (ret < 0)
                 goto mem_out;
-        }
 
         platform_mmio = mmio_addr;
         platform_mmiolen = mmio_len;
@@ -169,9 +162,9 @@ static int __devinit platform_pci_init(struct pci_dev *pdev,
         return 0;
 
 out:
-        release_region(ioaddr, iolen);
+        pci_release_region(pdev, 0);
 mem_out:
-        release_mem_region(mmio_addr, mmio_len);
+        pci_release_region(pdev, 1);
 pci_out:
         pci_disable_device(pdev);
         return ret;