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Commit a1e022b3 authored by Kristen Accardi's avatar Kristen Accardi Committed by Greg Kroah-Hartman
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[PATCH] PCI: don't enable device if already enabled



If a device is already enabled, don't bother reenabling it.

Signed-off-by: default avatarKristen Carlson Accardi <kristen.c.accardi@intel.com>
Acked-By: default avatarArjan van de Ven <arjan@linux.intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 9f125d30
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+6 −1
Original line number Diff line number Diff line
@@ -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);