PCI: Fix disable IRQ 0 in pci_reset_function()

[linux-2.6-omap-h63xx.git] / drivers / pci / pci.c

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 21f2ac639cab2f31937971113fe9872275cfd9a0..28af496b441ee47b41a189ccc5b1f03d754b89dc 100644 (file)
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1832,7 +1832,7 @@ int pci_reset_function(struct pci_dev *dev)
        if (!(cap & PCI_EXP_DEVCAP_FLR))
                return -ENOTTY;
 
-       if (!dev->msi_enabled && !dev->msix_enabled)
+       if (!dev->msi_enabled && !dev->msix_enabled && dev->irq != 0)
                disable_irq(dev->irq);
        pci_save_state(dev);
 
@@ -1841,7 +1841,7 @@ int pci_reset_function(struct pci_dev *dev)
        r = pci_execute_reset_function(dev);
 
        pci_restore_state(dev);
-       if (!dev->msi_enabled && !dev->msix_enabled)
+       if (!dev->msi_enabled && !dev->msix_enabled && dev->irq != 0)
                enable_irq(dev->irq);
 
        return r;