1 files changed, 6 insertions, 1 deletions

diff --git a/arch/powerpc/kernel/msi.c b/arch/powerpc/kernel/msi.c
index dab616a33b8d..f2197654be07 100644
--- a/arch/powerpc/kernel/msi.c
+++ b/arch/powerpc/kernel/msi.c
@@ -34,5 +34,10 @@ void arch_teardown_msi_irqs(struct pci_dev *dev)
 {
         struct pci_controller *phb = pci_bus_to_host(dev->bus);
 
-        phb->controller_ops.teardown_msi_irqs(dev);
+        /*
+         * We can be called even when arch_setup_msi_irqs() returns -ENOSYS,
+         * so check the pointer again.
+         */
+        if (phb->controller_ops.teardown_msi_irqs)
+                phb->controller_ops.teardown_msi_irqs(dev);
 }