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-rw-r--r--arch/x86/pci/mrst.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/x86/pci/mrst.c b/arch/x86/pci/mrst.c
index 7ef3a2735df3..cb29191cee58 100644
--- a/arch/x86/pci/mrst.c
+++ b/arch/x86/pci/mrst.c
@@ -66,8 +66,9 @@ static int fixed_bar_cap(struct pci_bus *bus, unsigned int devfn)
66 devfn, pos, 4, &pcie_cap)) 66 devfn, pos, 4, &pcie_cap))
67 return 0; 67 return 0;
68 68
69 if (pcie_cap == 0xffffffff) 69 if (PCI_EXT_CAP_ID(pcie_cap) == 0x0000 ||
70 return 0; 70 PCI_EXT_CAP_ID(pcie_cap) == 0xffff)
71 break;
71 72
72 if (PCI_EXT_CAP_ID(pcie_cap) == PCI_EXT_CAP_ID_VNDR) { 73 if (PCI_EXT_CAP_ID(pcie_cap) == PCI_EXT_CAP_ID_VNDR) {
73 raw_pci_ext_ops->read(pci_domain_nr(bus), bus->number, 74 raw_pci_ext_ops->read(pci_domain_nr(bus), bus->number,
@@ -76,7 +77,7 @@ static int fixed_bar_cap(struct pci_bus *bus, unsigned int devfn)
76 return pos; 77 return pos;
77 } 78 }
78 79
79 pos = pcie_cap >> 20; 80 pos = PCI_EXT_CAP_NEXT(pcie_cap);
80 } 81 }
81 82
82 return 0; 83 return 0;