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ACPICA: Add "root node" case to the ACPI name repair code

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ACPICA commit 95b40b31aa8148629fbe5de0356725fc01298003

Special-case the namespace root node, it has an unusual name.

This case can occur if there are errors during the execution
of module-level code.

Link: https://github.com/acpica/acpica/commit/95b40b31
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 14:04:11 +08:00 committed by Rafael J. Wysocki
parent d815346f76
commit 2247235379
1 changed files with 8 additions and 0 deletions
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8
drivers/acpi/acpica/utstring.c
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@ -240,6 +240,14 @@ void acpi_ut_repair_name(char *name)
ACPI_FUNCTION_NAME(ut_repair_name);
/*
* Special case for the root node. This can happen if we get an
* error during the execution of module-level code.
*/
if (ACPI_COMPARE_NAME(name, "\\___")) {
return;
}
ACPI_MOVE_NAME(&original_name, name);
/* Check each character in the name */