MultiMediaCard Protocol - USB Mass Storage: Designing and Programming Devices and Embedded Hosts - page 129

// The attempt to read timed out.
if (timeout == 0)
{
status = sdcCardNotInitFailure;
goto InitError;
}
return(status);
InitError:
// On error or success, deselect the device.
SDC_CS = 1;
return(status);
}