Merge branch 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[firefly-linux-kernel-4.4.55.git] / drivers / pci / msi.c

diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index 53e463244bb7e35ac368ff088a4976c2153fce3d..7eaa4c87fec71c8dd792ccffc919b322711d91dd 100644 (file)
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -54,7 +54,7 @@ static int pci_msi_setup_msi_irqs(struct pci_dev *dev, int nvec, int type)
        struct irq_domain *domain;
 
        domain = pci_msi_get_domain(dev);
-       if (domain)
+       if (domain && irq_domain_is_hierarchy(domain))
                return pci_msi_domain_alloc_irqs(domain, dev, nvec, type);
 
        return arch_setup_msi_irqs(dev, nvec, type);
@@ -65,7 +65,7 @@ static void pci_msi_teardown_msi_irqs(struct pci_dev *dev)
        struct irq_domain *domain;
 
        domain = pci_msi_get_domain(dev);
-       if (domain)
+       if (domain && irq_domain_is_hierarchy(domain))
                pci_msi_domain_free_irqs(domain, dev);
        else
                arch_teardown_msi_irqs(dev);