audk/MdeModulePkg/Universal
Star Zeng 313491310c MdeModulePkg Variable: Handle variable Attributes mismatch case
between variable HOB and NV storage.

Variable HOB may be built by a system that supports and loads variable
default, the variables in the HOB will be flush to NV storage after
variable write search ready.
After that, if the variable's Attributes is changed by someone and
system reboots and tries to load default again, the variable Attributes
mismatch case between variable HOB and NV storage will appear.

Original code did not handle the case correctly, that may eventually
cause NV storage contains two valid same variables that will lead to
system hang if GetNextVariableName() called.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18225 6f19259b-4bc3-4df7-8a09-765794883524
2015-08-17 02:30:43 +00:00
..
Acpi MdeModulePkg BootScriptExecutorDxe: Reduce reserved memory consumption 2015-07-27 03:03:25 +00:00
BdsDxe MdeModulePkg: Add UNI file for BdsDxe driver. 2015-05-15 08:45:35 +00:00
BootManagerPolicyDxe MdeModulePkg: Add UNI files for BootManagerPolicyDxe driver. 2015-05-15 08:46:06 +00:00
CapsulePei MdeModulePkg CapsuleX64: Reduce reserved memory consumption 2015-07-27 03:04:41 +00:00
CapsuleRuntimeDxe MdeModulePkg CapsuleRuntimeDxe: Reduce reserved memory consumption 2015-07-27 03:05:13 +00:00
Console MdeModulePkg/TerminalDxe: Some improvements 2015-07-16 08:50:43 +00:00
DebugPortDxe MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00
DebugSupportDxe MdeModulePkg DebugSupportDxe: Fix build error with GNU assembler 2014-12-17 05:16:48 +00:00
DevicePathDxe MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00
Disk MdeModulePkg/PartitionDxe: Fix media probe 2015-07-07 11:26:27 +00:00
DisplayEngineDxe MdeModulePkg:Add ESC key support in setup browser pop-up message box 2015-07-27 09:49:01 +00:00
DriverHealthManagerDxe MdeModulePkg: Add UNI files for DriverHealthManagerDxe driver. 2015-05-15 08:46:34 +00:00
DriverSampleDxe MdeModulePkg:Fix the issue that refresh the question fail in DriverSample 2015-08-04 09:09:10 +00:00
EbcDxe Fix X64 native function call prolog. Prepare space for at least 4 arguments, 2014-09-22 05:54:41 +00:00
EsrtDxe MdeModulePkg: Update coding style 2015-05-20 02:19:17 +00:00
FaultTolerantWriteDxe MdeModulePkg: Cleanup gEfiSmmAccess2ProtocolGuid reference. 2015-02-05 00:59:56 +00:00
FaultTolerantWritePei MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00
FvSimpleFileSystemDxe MdeModulePkg/FvSimpleFileSystemDxe: Support file opening with no '.efi' 2015-07-09 10:34:27 +00:00
HiiDatabaseDxe Support get string from configuration string packages. 2015-07-27 07:40:18 +00:00
HiiResourcesSampleDxe MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00
LegacyRegion2Dxe MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00
LockBox/SmmLockBox MdeModulePkg: Cleanup gEfiSmmAccess2ProtocolGuid reference. 2015-02-05 00:59:56 +00:00
MemoryTest MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00
Metronome MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00
MonotonicCounterRuntimeDxe MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00
Network MdeModulePkg: Fix issue about current Ip4Dxe implementation for DHCP DORA process 2015-08-11 11:07:17 +00:00
PCD MdeModulePkg/Universal/PCD: Use safe string functions to refine code. 2015-07-01 08:27:03 +00:00
PcatSingleSegmentPciCfg2Pei MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00
PlatformDriOverrideDxe MdeModulePkg/Universal/PlatformDriOverrideDxe: Use safe string functions to refine code. 2015-07-01 08:28:13 +00:00
PrintDxe MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00
PropertiesTableAttributesDxe MdeModulePkg: Refine code to make it more readable. 2015-07-03 01:39:06 +00:00
ReportStatusCodeRouter MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00
ResetSystemRuntimeDxe MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00
SectionExtractionDxe MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00
SectionExtractionPei MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00
SecurityStubDxe MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00
SetupBrowserDxe MdeModulePkg:Fix the issue FindQuestionFromProgress in SetupBrowserDxe is broken 2015-08-03 09:44:04 +00:00
SmbiosDxe MdeModulePkg: SmbiosDxe: ARM and AARCH64 are VALID_ARCHITECTURES 2015-07-26 08:02:45 +00:00
StatusCodeHandler MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00
TimestampDxe MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00
Variable MdeModulePkg Variable: Handle variable Attributes mismatch case 2015-08-17 02:30:43 +00:00
WatchdogTimerDxe MdeModulePkg: Convert non DOS format files to DOS format and remove unused module UNI files. 2014-09-03 08:39:12 +00:00