PNPACPI: pnpacpi_encode_ext_irq() wrongly set "irq" instead of "extended_irq"

pnpacpi_encode_ext_irq() should set resource->data.extended_irq, not
resource->data.irq.

This has been wrong since at least 2.6.12.  I haven't seen any bug
reports, but it's clearly incorrect.
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Len Brown <len.brown@intel.com>

drivers/pnp/pnpacpi/rsparser.c

@@ -820,9 +820,9 @@ static void pnpacpi_encode_ext_irq(struct acpi_resource *resource,
 	resource->data.extended_irq.triggering = triggering;
 	resource->data.extended_irq.polarity = polarity;
 	if (triggering == ACPI_EDGE_SENSITIVE)
-		resource->data.irq.sharable = ACPI_EXCLUSIVE;
+		resource->data.extended_irq.sharable = ACPI_EXCLUSIVE;
 	else
-		resource->data.irq.sharable = ACPI_SHARED;
+		resource->data.extended_irq.sharable = ACPI_SHARED;
 	resource->data.extended_irq.interrupt_count = 1;
 	resource->data.extended_irq.interrupts[0] = p->start;
 }