Merge branches 'arm/rockchip', 'arm/exynos', 'arm/smmu', 'arm/mediatek', 'arm/io...

[sfrench/cifs-2.6.git] / drivers / pci / pci.c

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 602eb422351060c611967538359b8409885397a1..f89db3af0607263648c9a64432bcb1efdaeb8326 100644 (file)
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -4772,8 +4772,10 @@ int pci_get_new_domain_nr(void)
 void pci_bus_assign_domain_nr(struct pci_bus *bus, struct device *parent)
 {
        static int use_dt_domains = -1;
-       int domain = of_get_pci_domain_nr(parent->of_node);
+       int domain = -1;
 
+       if (parent)
+               domain = of_get_pci_domain_nr(parent->of_node);
        /*
         * Check DT domain and use_dt_domains values.
         *