In which of the following conditions any material alteration of a negotiable instrument does not render the same void?

Section 87 of Negotiable Instrument Act-   Effect of material alteration.—Any material alteration of a negotiable instrument renders the same void as against anyone who is a party thereto at the time of making such alteration and does not consent thereto, unless it was made in order to carry out the common intention of the original parties; Alteration by indorsee.—And any such alteration, if made by an indorsee, discharges his indorser from all liability to him in respect of the consideration thereof.