Abandon the variable, MokMgmt

This commit is contained in:
Gary Ching-Pang Lin 2012-09-19 14:54:35 +08:00
parent a903fb1088
commit 1041805a18

18
shim.c
View File

@ -1064,17 +1064,18 @@ EFI_STATUS check_mok_request(EFI_HANDLE image_handle)
{
EFI_GUID shim_lock_guid = SHIM_LOCK_GUID;
EFI_STATUS efi_status;
UINTN uint8size = sizeof(UINT8);
UINT8 MokMgmt = 0;
UINTN size = sizeof(UINT32);
UINT32 MokNew;
UINT32 attributes;
if (!secure_mode())
return EFI_SUCCESS;
efi_status = get_variable(L"MokMgmt", shim_lock_guid, &attributes,
&uint8size, (void *)&MokMgmt);
efi_status = uefi_call_wrapper(RT->GetVariable, 5, L"MokNew",
&shim_lock_guid, &attributes,
&size, (void *)&MokNew);
if (efi_status != EFI_SUCCESS || MokMgmt == 0)
if (efi_status != EFI_SUCCESS && efi_status != EFI_BUFFER_TOO_SMALL)
goto done;
efi_status = start_image(image_handle, MOK_MANAGER);
@ -1083,13 +1084,8 @@ EFI_STATUS check_mok_request(EFI_HANDLE image_handle)
Print(L"Failed to start MokManager\n");
goto done;
}
done:
if (MokMgmt == 1) {
if (delete_variable(L"MokMgmt", shim_lock_guid) != EFI_SUCCESS) {
Print(L"Failed to delete MokMgmt\n");
}
}
done:
return efi_status;
}