1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/pci/hotplug/rpadlpar_core.c b/drivers/pci/hotplug/rpadlpar_core.c
index fcb66b9a0e28..e8593a60ee89 100644
--- a/drivers/pci/hotplug/rpadlpar_core.c
+++ b/drivers/pci/hotplug/rpadlpar_core.c
@@ -306,7 +306,7 @@ static int dlpar_add_phb(char *drc_name, struct device_node *dn)
 {
         struct pci_controller *phb;
 
-        if (PCI_DN(dn)->phb) {
+        if (PCI_DN(dn) && PCI_DN(dn)->phb) {
                 /* PHB already exists */
                 return -EINVAL;
         }