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PCI: don't say we claimed a resource if we failed

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pci_claim_resource() can fail, so pay attention and only claim success
when it actually succeeded.  If pci_claim_resource() fails, it prints a
useful diagnostic.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Bjorn Helgaas 2010-03-22 16:34:05 -06:00 committed by Jesse Barnes
parent 134b345081
commit f967a44343
1 changed files with 3 additions and 2 deletions
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5
drivers/pci/quirks.c
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@ -368,8 +368,9 @@ static void __devinit quirk_io_region(struct pci_dev *dev, unsigned region,
bus_region.end = res->end;
pcibios_bus_to_resource(dev, res, &bus_region);
pci_claim_resource(dev, nr);
dev_info(&dev->dev, "quirk: %pR claimed by %s\n", res, name);
if (pci_claim_resource(dev, nr) == 0)
dev_info(&dev->dev, "quirk: %pR claimed by %s\n",
res, name);
}
}