The Argentine's season-long loan with Marseille has now been cut short due to injury.
The French giants had secured a purchase option worth €35m plus bonuses.
The 19-year-old managed to play four matches in Ligue 1 before suffering a knee injury, whcih has ruled him out for the rest of the season.
Now Inter announces on its official website that the loan agreement is being terminated prematurely.
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Olympique Marseille
Milan
Internazionale