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-rw-r--r--drivers/pci/quirks.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 7dcaa09b3c2..50f2dd9e1bb 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -1444,7 +1444,6 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NETMOS, PCI_ANY_ID, quirk_netmos);
static void __devinit quirk_e100_interrupt(struct pci_dev *dev)
{
u16 command;
- u32 bar;
u8 __iomem *csr;
u8 cmd_hi;
@@ -1476,12 +1475,12 @@ static void __devinit quirk_e100_interrupt(struct pci_dev *dev)
* re-enable them when it's ready.
*/
pci_read_config_word(dev, PCI_COMMAND, &command);
- pci_read_config_dword(dev, PCI_BASE_ADDRESS_0, &bar);
- if (!(command & PCI_COMMAND_MEMORY) || !bar)
+ if (!(command & PCI_COMMAND_MEMORY) || !pci_resource_start(dev, 0))
return;
- csr = ioremap(bar, 8);
+ /* Convert from PCI bus to resource space. */
+ csr = ioremap(pci_resource_start(dev, 0), 8);
if (!csr) {
printk(KERN_WARNING "PCI: Can't map %s e100 registers\n",
pci_name(dev));