diff options
| -rw-r--r-- | drivers/pci/pci.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index fde41cc14734..aa480370ef10 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -517,7 +517,12 @@ pci_enable_device_bars(struct pci_dev *dev, int bars) int pci_enable_device(struct pci_dev *dev) { - int err = pci_enable_device_bars(dev, (1 << PCI_NUM_RESOURCES) - 1); + int err; + + if (dev->is_enabled) + return 0; + + err = pci_enable_device_bars(dev, (1 << PCI_NUM_RESOURCES) - 1); if (err) return err; pci_fixup_device(pci_fixup_enable, dev); |