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-rw-r--r--include/linux/pci-acpi.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h
index 64dacb7288a6..24c7728ca681 100644
--- a/include/linux/pci-acpi.h
+++ b/include/linux/pci-acpi.h
@@ -41,8 +41,13 @@ static inline acpi_handle acpi_pci_get_bridge_handle(struct pci_bus *pbus)
41 41
42 if (pci_is_root_bus(pbus)) 42 if (pci_is_root_bus(pbus))
43 dev = pbus->bridge; 43 dev = pbus->bridge;
44 else 44 else {
45 /* If pbus is a virtual bus, there is no bridge to it */
46 if (!pbus->self)
47 return NULL;
48
45 dev = &pbus->self->dev; 49 dev = &pbus->self->dev;
50 }
46 51
47 return ACPI_HANDLE(dev); 52 return ACPI_HANDLE(dev);
48} 53}