pci: use pci_ioremap_bar() in drivers/net

Use the newly introduced pci_ioremap_bar() function in drivers/net.
pci_ioremap_bar() just takes a pci device and a bar number, with the goal
of making it really hard to get wrong, while also having a central place
to stick sanity checks.

Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/net/qla3xxx.c b/drivers/net/qla3xxx.c
index 9589ca7..acf8dc5 100644
--- a/drivers/net/qla3xxx.c
+++ b/drivers/net/qla3xxx.c
@@ -3977,9 +3977,7 @@
 	if (qdev->device_id == QL3032_DEVICE_ID)
 		ndev->features |= NETIF_F_IP_CSUM | NETIF_F_SG;
 
-	qdev->mem_map_registers =
-	    ioremap_nocache(pci_resource_start(pdev, 1),
-			    pci_resource_len(qdev->pdev, 1));
+	qdev->mem_map_registers = pci_ioremap_bar(pdev, 1);
 	if (!qdev->mem_map_registers) {
 		printk(KERN_ERR PFX "%s: cannot map device registers\n",
 		       pci_name(pdev));