linq avoiding foreach loop

Question

 can any one say how to avoid foreach loop  because drive letter is compared to all drives ithink its laggs my application

 

 

public static bool IsDriveReady(char driveLetter)

{

DriveInfo[] allDrives = DriveInfo.GetDrives();

foreach (DriveInfo driveInfo in allDrives)

{

char drive = driveInfo.Name.ToUpper(CultureInfo.InvariantCulture)[0];

if (drive.CompareTo(driveLetter) == 0)

{

return driveInfo.IsReady;

}

}

return false;

}