diff options
Diffstat (limited to 'drivers/acpi/acpica/dbnames.c')
| -rw-r--r-- | drivers/acpi/acpica/dbnames.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/acpi/acpica/dbnames.c b/drivers/acpi/acpica/dbnames.c index 170802c62179b..dc94de91033e6 100644 --- a/drivers/acpi/acpica/dbnames.c +++ b/drivers/acpi/acpica/dbnames.c @@ -189,9 +189,15 @@ void acpi_db_dump_namespace(char *start_arg, char *depth_arg) } acpi_db_set_output_destination(ACPI_DB_DUPLICATE_OUTPUT); - acpi_os_printf("ACPI Namespace (from %4.4s (%p) subtree):\n", - ((struct acpi_namespace_node *)subtree_entry)->name. - ascii, subtree_entry); + + if (((struct acpi_namespace_node *)subtree_entry)->parent) { + acpi_os_printf("ACPI Namespace (from %4.4s (%p) subtree):\n", + ((struct acpi_namespace_node *)subtree_entry)-> + name.ascii, subtree_entry); + } else { + acpi_os_printf("ACPI Namespace (from %s):\n", + ACPI_NAMESPACE_ROOT); + } /* Display the subtree */ |