From 4712f71b609d1805b958c0c355b16a995b11ab6e Mon Sep 17 00:00:00 2001 From: Bob Moore Date: Tue, 25 Aug 2015 10:28:26 +0800 Subject: ACPICA: Correctly cleanup after a ACPI table load failure ACPICA commit ed7769e832de6c7ba90615480d916c85fd100422 If a table load fails, delete all namespace objects created by the table, otherwise these objects will be uninitialized, causing problems later. This appears to be a very rare problem. Also handle the unitialized node problem to prevent possible faults. ACPICA BZ 1185. Link: https://github.com/acpica/acpica/commit/ed7769e8 Signed-off-by: Bob Moore Signed-off-by: Lv Zheng Signed-off-by: Rafael J. Wysocki --- include/acpi/acexcep.h | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'include/acpi/acexcep.h') diff --git a/include/acpi/acexcep.h b/include/acpi/acexcep.h index 11c3a011dcbf..9f20eb4acaa6 100644 --- a/include/acpi/acexcep.h +++ b/include/acpi/acexcep.h @@ -192,8 +192,9 @@ struct acpi_exception_info { #define AE_AML_BAD_RESOURCE_LENGTH EXCEP_AML (0x001F) #define AE_AML_ILLEGAL_ADDRESS EXCEP_AML (0x0020) #define AE_AML_INFINITE_LOOP EXCEP_AML (0x0021) +#define AE_AML_UNINITIALIZED_NODE EXCEP_AML (0x0022) -#define AE_CODE_AML_MAX 0x0021 +#define AE_CODE_AML_MAX 0x0022 /* * Internal exceptions used for control @@ -355,7 +356,9 @@ static const struct acpi_exception_info acpi_gbl_exception_names_aml[] = { EXCEP_TXT("AE_AML_ILLEGAL_ADDRESS", "A memory, I/O, or PCI configuration address is invalid"), EXCEP_TXT("AE_AML_INFINITE_LOOP", - "An apparent infinite AML While loop, method was aborted") + "An apparent infinite AML While loop, method was aborted"), + EXCEP_TXT("AE_AML_UNINITIALIZED_NODE", + "A namespace node is uninitialized or unresolved") }; static const struct acpi_exception_info acpi_gbl_exception_names_ctrl[] = { -- cgit