diff options
Diffstat (limited to 'drivers/pci/probe.c')
| -rw-r--r-- | drivers/pci/probe.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 9a334301a8f4..ecae7f290647 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -1607,10 +1607,13 @@ static int pcie_bus_configure_set(struct pci_dev *dev, void *data) * parents then children fashion. If this changes, then this code will not * work as designed. */ -void pcie_bus_configure_settings(struct pci_bus *bus, u8 mpss) +void pcie_bus_configure_settings(struct pci_bus *bus) { u8 smpss; + if (!bus->self) + return; + if (!pci_is_pcie(bus->self)) return; @@ -1625,7 +1628,7 @@ void pcie_bus_configure_settings(struct pci_bus *bus, u8 mpss) smpss = 0; if (pcie_bus_config == PCIE_BUS_SAFE) { - smpss = mpss; + smpss = bus->self->pcie_mpss; pcie_find_smpss(bus->self, &smpss); pci_walk_bus(bus, pcie_find_smpss, &smpss); |