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Abandon the variable, MokMgmt

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Gary Ching-Pang Lin 2012-09-19 14:54:35 +08:00
parent a903fb1088
commit 1041805a18
1 changed files with 7 additions and 11 deletions
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18
shim.c
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@ -1064,17 +1064,18 @@ EFI_STATUS check_mok_request(EFI_HANDLE image_handle)
{ {
EFI_GUID shim_lock_guid = SHIM_LOCK_GUID; EFI_GUID shim_lock_guid = SHIM_LOCK_GUID;
EFI_STATUS efi_status; EFI_STATUS efi_status;
UINTN uint8size = sizeof(UINT8); UINTN size = sizeof(UINT32);
UINT8 MokMgmt = 0; UINT32 MokNew;
UINT32 attributes; UINT32 attributes;
if (!secure_mode()) if (!secure_mode())
return EFI_SUCCESS; return EFI_SUCCESS;
efi_status = get_variable(L"MokMgmt", shim_lock_guid, &attributes, efi_status = uefi_call_wrapper(RT->GetVariable, 5, L"MokNew",
&uint8size, (void *)&MokMgmt); &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; goto done;
efi_status = start_image(image_handle, MOK_MANAGER); 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"); Print(L"Failed to start MokManager\n");
goto done; 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; return efi_status;
} }