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ACPICA: Debug object: Fix output for a NULL object

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ACPICA commit e4414f067c726ef746dac990c0bae7f433045843

Was broken by addition of "null string" feature to emit
simple blank lines.

Link: https://github.com/acpica/acpica/commit/e4414f06
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Bob Moore 2015-12-29 13:57:07 +08:00 committed by Rafael J. Wysocki
parent 5e568304a2
commit 973da57282
1 changed files with 2 additions and 1 deletions
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3
drivers/acpi/acpica/exdebug.c
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@ -90,7 +90,8 @@ acpi_ex_do_debug_object(union acpi_operand_object *source_desc,
/* Null string or newline -- don't emit the line header */
if ((ACPI_GET_DESCRIPTOR_TYPE(source_desc) == ACPI_DESC_TYPE_OPERAND) &&
if (source_desc &&
(ACPI_GET_DESCRIPTOR_TYPE(source_desc) == ACPI_DESC_TYPE_OPERAND) &&
(source_desc->common.type == ACPI_TYPE_STRING)) {
if ((source_desc->string.length == 0) ||
((source_desc->string.length == 1) &&