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If ACPI doesn't find an irq listed, don't accept 0 as a valid PCI irq. 

That zero just means that nothing else found any irq information either.
This commit is contained in:
Linus Torvalds 2005-07-02 10:35:33 -07:00
parent 4a89a04f1e
commit 44f8e1a20c
1 changed files with 1 additions and 1 deletions
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2
drivers/acpi/pci_irq.c
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@ -433,7 +433,7 @@ acpi_pci_irq_enable (
printk(KERN_WARNING PREFIX "PCI Interrupt %s[%c]: no GSI",
pci_name(dev), ('A' + pin));
/* Interrupt Line values above 0xF are forbidden */
if (dev->irq >= 0 && (dev->irq <= 0xF)) {
if (dev->irq > 0 && (dev->irq <= 0xF)) {
printk(" - using IRQ %d\n", dev->irq);
acpi_register_gsi(dev->irq, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW);
return_VALUE(0);