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.

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index 8dbf802ee7f8..d1f42b972821 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -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);