diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 9c6e535..cc537f8 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -1675,7 +1675,7 @@ void mpic_setup_this_cpu(void)
 	 * it differently, then we should make sure we also change the default
 	 * values of irq_desc[].affinity in irq.c.
  	 */
-	if (distribute_irqs) {
+	if (distribute_irqs && !(mpic->flags & MPIC_SINGLE_DEST_CPU)) {
 	 	for (i = 0; i < mpic->num_sources ; i++)
 			mpic_irq_write(i, MPIC_INFO(IRQ_DESTINATION),
 				mpic_irq_read(i, MPIC_INFO(IRQ_DESTINATION)) | msk);