_QWORD *__fastcall CmAllocateExtraParameter(__int64 a1, __int64 a2, __int64 a3, _LOOKASIDE_LIST_EX *a4){
_QWORD *result;
_QWORD *v5;
result = CmpAllocateTransientPoolWithTag(1ui64, 0x50ui64);
v5 = result;
if( result )
{
memset(result, 0i64, 0x50u);
v5[5] = 32i64;
v5[4] = VrpOriginalKeyNameParameterCleanup;
result = v5 + 6;
*((_OWORD *)v5 + 1) = VRP_ORIGINAL_KEY_NAME_PARAMETER_GUID;
}
return result;
}