IA64: PCI: dont disable irq which is not enabled
This patch prevents pcibios_disable_device() from disabling interrupts
of devices which is not enabled.
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: MUNEDA Takahiro <muneda.takahiro@jp.fujitsu.com>
Signed-off-by: Satoru Takeuchi <takeuchi_satoru@jp.fujitsu.com>
Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c
index 60b45e7..15c7c67 100644
--- a/arch/ia64/pci/pci.c
+++ b/arch/ia64/pci/pci.c
@@ -562,7 +562,8 @@
void
pcibios_disable_device (struct pci_dev *dev)
{
- acpi_pci_irq_disable(dev);
+ if (dev->is_enabled)
+ acpi_pci_irq_disable(dev);
}
void
