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MokManager: delete the BS+NV variables the right way

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LibDeleteVariable assumes that the variable is RT+NV and it
won't work on a BS+NV variable.

Signed-off-by: Gary Ching-Pang Lin <glin@suse.com>
This commit is contained in:
Gary Ching-Pang Lin 2014-06-25 09:57:10 -04:00 committed by Peter Jones
parent c902256046
commit 38fe58d33a
1 changed files with 25 additions and 3 deletions
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28
MokManager.c
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@ -1112,7 +1112,16 @@ static INTN mok_sb_prompt (void *MokSB, UINTN MokSBSize) {
return -1;
}
} else {
LibDeleteVariable(L"MokSBState", &shim_lock_guid);
efi_status = uefi_call_wrapper(RT->SetVariable,
5, L"MokSBState",
&shim_lock_guid,
EFI_VARIABLE_NON_VOLATILE |
EFI_VARIABLE_BOOTSERVICE_ACCESS,
0, NULL);
if (efi_status != EFI_SUCCESS) {
console_notify(L"Failed to delete Secure Boot state");
return -1;
}
}
console_notify(L"The system must now be rebooted");
@ -1224,7 +1233,16 @@ static INTN mok_db_prompt (void *MokDB, UINTN MokDBSize) {
return -1;
}
} else {
LibDeleteVariable(L"MokDBState", &shim_lock_guid);
efi_status = uefi_call_wrapper(RT->SetVariable, 5,
L"MokDBState",
&shim_lock_guid,
EFI_VARIABLE_NON_VOLATILE |
EFI_VARIABLE_BOOTSERVICE_ACCESS,
0, NULL);
if (efi_status != EFI_SUCCESS) {
console_notify(L"Failed to delete DB state");
return -1;
}
}
console_notify(L"The system must now be rebooted");
@ -1261,7 +1279,11 @@ static INTN mok_pw_prompt (void *MokPW, UINTN MokPWSize) {
if (console_yes_no((CHAR16 *[]){L"Clear MOK password?", NULL}) == 0)
return 0;
LibDeleteVariable(L"MokPWStore", &shim_lock_guid);
uefi_call_wrapper(RT->SetVariable, 5, L"MokPWStore",
&shim_lock_guid,
EFI_VARIABLE_NON_VOLATILE
| EFI_VARIABLE_BOOTSERVICE_ACCESS,
0, NULL);
LibDeleteVariable(L"MokPW", &shim_lock_guid);
console_notify(L"The system must now be rebooted");
uefi_call_wrapper(RT->ResetSystem, 4, EfiResetWarm, EFI_SUCCESS, 0,