diff options
| -rw-r--r-- | arch/x86/pci/mrst.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/pci/mrst.c b/arch/x86/pci/mrst.c index 6e9e1a3..8bf2fcb 100644 --- a/arch/x86/pci/mrst.c +++ b/arch/x86/pci/mrst.c @@ -57,6 +57,10 @@ static int fixed_bar_cap(struct pci_bus *bus, unsigned int devfn) u32 pcie_cap = 0, cap_data; pos = PCIE_CAP_OFFSET; + + if (!raw_pci_ext_ops) + return 0; + while (pos) { if (raw_pci_ext_ops->read(pci_domain_nr(bus), bus->number, devfn, pos, 4, &pcie_cap)) |
