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path: root/drivers/acpi/pci_irq.c
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Diffstat (limited to 'drivers/acpi/pci_irq.c')
-rw-r--r--drivers/acpi/pci_irq.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index bb973d2109a1..c885300579ec 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -424,6 +424,7 @@ acpi_pci_irq_enable (
int edge_level = ACPI_LEVEL_SENSITIVE;
int active_high_low = ACPI_ACTIVE_LOW;
char *link = NULL;
+ int rc;
ACPI_FUNCTION_TRACE("acpi_pci_irq_enable");
@@ -476,7 +477,13 @@ acpi_pci_irq_enable (
}
}
- dev->irq = acpi_register_gsi(irq, edge_level, active_high_low);
+ rc = acpi_register_gsi(irq, edge_level, active_high_low);
+ if (rc < 0) {
+ printk(KERN_WARNING PREFIX "PCI Interrupt %s[%c]: failed "
+ "to register GSI\n", pci_name(dev), ('A' + pin));
+ return_VALUE(rc);
+ }
+ dev->irq = rc;
printk(KERN_INFO PREFIX "PCI Interrupt %s[%c] -> ",
pci_name(dev), 'A' + pin);