diff options
Diffstat (limited to 'drivers/acpi/namespace/nsnames.c')
| -rw-r--r-- | drivers/acpi/namespace/nsnames.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/acpi/namespace/nsnames.c b/drivers/acpi/namespace/nsnames.c index cbd94af08cc..e14a1412656 100644 --- a/drivers/acpi/namespace/nsnames.c +++ b/drivers/acpi/namespace/nsnames.c @@ -180,6 +180,12 @@ acpi_size acpi_ns_get_pathname_length(struct acpi_namespace_node *node) next_node = node; while (next_node && (next_node != acpi_gbl_root_node)) { + if (ACPI_GET_DESCRIPTOR_TYPE(next_node) != ACPI_DESC_TYPE_NAMED) { + ACPI_ERROR((AE_INFO, + "Invalid NS Node (%X) while traversing path", + next_node)); + return 0; + } size += ACPI_PATH_SEGMENT_LENGTH; next_node = acpi_ns_get_parent_node(next_node); } |