diff options
Diffstat (limited to 'SecurityPkg/VariableAuthenticated/RuntimeDxe')
| -rw-r--r-- | SecurityPkg/VariableAuthenticated/RuntimeDxe/Variable.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/SecurityPkg/VariableAuthenticated/RuntimeDxe/Variable.c b/SecurityPkg/VariableAuthenticated/RuntimeDxe/Variable.c index df8b30a63e..0846b2a21b 100644 --- a/SecurityPkg/VariableAuthenticated/RuntimeDxe/Variable.c +++ b/SecurityPkg/VariableAuthenticated/RuntimeDxe/Variable.c @@ -1591,12 +1591,11 @@ UpdateVariable ( NextVariable->MonotonicCount = MonotonicCount;
SetMem (&NextVariable->TimeStamp, sizeof (EFI_TIME), 0);
- if (((Attributes & EFI_VARIABLE_APPEND_WRITE) == 0) &&
- ((Attributes & EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS) != 0)) {
- CopyMem (&NextVariable->TimeStamp, TimeStamp, sizeof (EFI_TIME));
- } else if (
- ((Attributes & EFI_VARIABLE_APPEND_WRITE) != 0) &&
- ((Attributes & EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS) != 0)) {
+ if (((Attributes & EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS) != 0) &&
+ TimeStamp != NULL) {
+ if ((Attributes & EFI_VARIABLE_APPEND_WRITE) == 0) {
+ CopyMem (&NextVariable->TimeStamp, TimeStamp, sizeof (EFI_TIME));
+ } else {
//
// In the case when the EFI_VARIABLE_APPEND_WRITE attribute is set, only
// when the new TimeStamp value is later than the current timestamp associated
@@ -1605,6 +1604,7 @@ UpdateVariable ( if (CompareTimeStamp (&Variable->CurrPtr->TimeStamp, TimeStamp)) {
CopyMem (&NextVariable->TimeStamp, TimeStamp, sizeof (EFI_TIME));
}
+ }
}
//
|