Hanafi commentary distinguishes an early return while the time for a valid intention remains and no fast-breaking act has occurred: such a case has additional conditions for a valid fast.
This is a commentarial qualification, not a set of conditions spelled out in the brief matn. It would be wrong to infer that any traveller may begin a complete fast at noon and avoid make-up.
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Kitab al-Sawm: Unconsciousness, Recovery, Menstruation and Abstention
Hanafi commentary distinguishes an early return while the time for a valid intention remains and no fast-breaking act has occurred: such a case has additional conditions for a valid fast.
This is a commentarial qualification, not a set of conditions spelled out in the brief matn. It would be wrong to infer that any traveller may begin a complete fast at noon and avoid make-up.