ppc64: Fix for spurious interrupts in LPAR without ISA.

diff --git a/arch/ppc64/kernel/xics.c b/arch/ppc64/kernel/xics.c
index d7962c12288f437045d0410da2d4e8b909833f0b..de1231e67974097d88018173d8692331aaf393fc 100644 (file)
--- a/arch/ppc64/kernel/xics.c
+++ b/arch/ppc64/kernel/xics.c
@@ -357,6 +357,7 @@ nextnode:
        np = find_type_devices("interrupt-controller");
        if (!np) {
                printk(KERN_WARNING "xics:  no ISA Interrupt Controller\n");
+               xics_irq_8259_cascade_real = -1;
                xics_irq_8259_cascade = -1;
        } else {
                ireg = (uint *) get_property(np, "interrupts", 0);