vxge: use pci_request_region()

Only BAR0 is ever accessed, thus making the calls to pci_request_regions
overkill.  Change calls of pci_request_regions to pci_request_region to
reduce the size of the mapped area.

Signed-off-by: Jon Mason <jon.mason@exar.com>
Signed-off-by: Ram Vepa <ram.vepa@exar.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/net/vxge/vxge-main.c b/drivers/net/vxge/vxge-main.c
index 9c68c60f27d8..faebffb02d12 100644
--- a/drivers/net/vxge/vxge-main.c
+++ b/drivers/net/vxge/vxge-main.c
@@ -4325,7 +4325,7 @@ vxge_probe(struct pci_dev *pdev, const struct pci_device_id *pre)
                 goto _exit1;
         }
 
-        if (pci_request_regions(pdev, VXGE_DRIVER_NAME)) {
+        if (pci_request_region(pdev, 0, VXGE_DRIVER_NAME)) {
                 vxge_debug_init(VXGE_ERR,
                         "%s : request regions failed", __func__);
                 ret = -ENODEV;
@@ -4638,7 +4638,7 @@ _exit4:
 _exit3:
         iounmap(attr.bar0);
 _exit2:
-        pci_release_regions(pdev);
+        pci_release_region(pdev, 0);
 _exit1:
         pci_disable_device(pdev);
 _exit0:
@@ -4695,7 +4695,7 @@ static void __devexit vxge_remove(struct pci_dev *pdev)
         vxge_hw_device_terminate(hldev);
 
         pci_disable_device(pdev);
-        pci_release_regions(pdev);
+        pci_release_region(pdev, 0);
         pci_set_drvdata(pdev, NULL);
         vxge_debug_entryexit(vdev->level_trace, "%s:%d  Exiting...", __func__,
                              __LINE__);