NTSTATUS __stdcall MiGetClosestImplicitNode(UINT64 a1){
_DWORD *v2;
if( (_DWORD)a1 )
{
v2 = (_DWORD *)(*(&stru_140C4DB30 + 21) + 4i64 * (unsigned int)(unsigned __int16)KeNumberNodes * ((_DWORD)a1 - 1));
if( v2 < &v2[(unsigned __int16)KeNumberNodes] )
LODWORD(a1) = *v2 + 1;
}
return a1;
}