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Diffstat (limited to 'arch/x86/pci/mrst.c')
-rw-r--r--arch/x86/pci/mrst.c4
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))
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