[PATCH] char: mxser_new, pci_request_region for pci regions

mxser_new, pci_request_region for pci regions

Use pci_request_region instead of standard request_region for pci device
regions.  More checking, simplier use.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 4 insertions, 6 deletions

diff --git a/drivers/char/mxser_new.c b/drivers/char/mxser_new.c
index 863c1b27849b..4db43f31b693 100644
--- a/drivers/char/mxser_new.c
+++ b/drivers/char/mxser_new.c
@@ -526,8 +526,8 @@ static void __exit mxser_module_exit(void)
                         pdev = mxser_boards[i].pdev;
                         free_irq(mxser_boards[i].irq, &mxser_boards[i]);
                         if (pdev != NULL) {     /* PCI */
-                                release_region(pci_resource_start(pdev, 2), pci_resource_len(pdev, 2));
-                                release_region(pci_resource_start(pdev, 3), pci_resource_len(pdev, 3));
+                                pci_release_region(pdev, 2);
+                                pci_release_region(pdev, 3);
                                 pci_dev_put(pdev);
                         } else {
                                 release_region(mxser_boards[i].ports[0].ioaddr, 8 * mxser_boards[i].nports);
@@ -627,16 +627,14 @@ static int __init mxser_get_PCI_conf(int board_type, struct mxser_board *brd,
         brd->board_type = board_type;
         brd->nports = mxser_numports[board_type - 1];
         ioaddress = pci_resource_start(pdev, 2);
-        request_region(pci_resource_start(pdev, 2), pci_resource_len(pdev, 2),
-                        "mxser(IO)");
+        pci_request_region(pdev, 2, "mxser(IO)");
 
         for (i = 0; i < brd->nports; i++)
                 brd->ports[i].ioaddr = ioaddress + 8 * i;
 
         /* vector */
         ioaddress = pci_resource_start(pdev, 3);
-        request_region(pci_resource_start(pdev, 3), pci_resource_len(pdev, 3),
-                        "mxser(vector)");
+        pci_request_region(pdev, 3, "mxser(vector)");
         brd->vector = ioaddress;
 
         /* irq */