1 files changed, 2 insertions, 1 deletions

diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c
index bb5ebf8fa80b..ac06903e136a 100644
--- a/arch/powerpc/platforms/cell/axon_msi.c
+++ b/arch/powerpc/platforms/cell/axon_msi.c
@@ -113,7 +113,7 @@ static void axon_msi_cascade(unsigned int irq, struct irq_desc *desc)
                 pr_devel("axon_msi: woff %x roff %x msi %x\n",
                           write_offset, msic->read_offset, msi);
 
-                if (msi < NR_IRQS && irq_map[msi].host == msic->irq_host) {
+                if (msi < NR_IRQS && irq_get_chip_data(msi) == msic) {
                         generic_handle_irq(msi);
                         msic->fifo_virt[idx] = cpu_to_le32(0xffffffff);
                 } else {
@@ -320,6 +320,7 @@ static struct irq_chip msic_irq_chip = {
 static int msic_host_map(struct irq_host *h, unsigned int virq,
                          irq_hw_number_t hw)
 {
+        irq_set_chip_data(virq, h->host_data);
         irq_set_chip_and_handler(virq, &msic_irq_chip, handle_simple_irq);
 
         return 0;