Updating Comps

public COMP UpdateComp(COMP newObj, int idOriginal)
{
        var original = _context.Comps.FirstOrDefault(m => m.ID == idOriginal);
        // Update these properties using your new information
        original.CHECKLISTs = newObj.CHECKLISTs;
        original.Division = newObj.Division;
        _context.SaveChanges();
        // When you return the original it should have those changes made
        return original;
}