VOID __stdcall IoStopIoRateControl(VOID *RateControl){
void(__fastcall **ExtensionTable)(VOID *);
ExtensionTable = (void(__fastcall **)(VOID *))ExGetExtensionTable(*(&stru_140C452E0 + 122));
if( ExtensionTable )
{
ExtensionTable[1](RateControl);
ExReleaseRundownProtection((_EX_RUNDOWN_REF *)(*(&stru_140C452E0 + 122) + 64i64));
}
}