diff options
Diffstat (limited to 'drivers/pci/hotplug/pcihp_slot.c')
| -rw-r--r-- | drivers/pci/hotplug/pcihp_slot.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/pci/hotplug/pcihp_slot.c b/drivers/pci/hotplug/pcihp_slot.c index 753b21aaea6..8c05a18c977 100644 --- a/drivers/pci/hotplug/pcihp_slot.c +++ b/drivers/pci/hotplug/pcihp_slot.c @@ -24,6 +24,7 @@ */ #include <linux/pci.h> +#include <linux/export.h> #include <linux/pci_hotplug.h> static struct hpp_type0 pci_default_type0 = { @@ -169,7 +170,9 @@ void pci_configure_slot(struct pci_dev *dev) (dev->class >> 8) == PCI_CLASS_BRIDGE_PCI))) return; - pcie_bus_configure_settings(dev->bus, dev->bus->self->pcie_mpss); + if (dev->bus && dev->bus->self) + pcie_bus_configure_settings(dev->bus, + dev->bus->self->pcie_mpss); memset(&hpp, 0, sizeof(hpp)); ret = pci_get_hp_params(dev, &hpp); |