unimore/kernel-hacking-2024-linux-steffo
unimore/kernel-hacking-2024-linux-steffo
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Merge branch 'bugzilla-14129' into release

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Len Brown 2009-10-15 00:45:37 -04:00
commit f63a904891
1 changed files with 11 additions and 0 deletions
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11
drivers/acpi/pci_root.c
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@ -389,6 +389,17 @@ struct pci_dev *acpi_get_pci_dev(acpi_handle handle)
pbus = pdev->subordinate;
pci_dev_put(pdev);
/*
* This function may be called for a non-PCI device that has a
* PCI parent (eg. a disk under a PCI SATA controller). In that
* case pdev->subordinate will be NULL for the parent.
*/
if (!pbus) {
dev_dbg(&pdev->dev, "Not a PCI-to-PCI bridge\n");
pdev = NULL;
break;
}
}
out:
list_for_each_entry_safe(node, tmp, &device_list, node)