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Commit 21f63944 authored by Simon Glass's avatar Simon Glass Committed by Tom Rini
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env: Adjust the get_char() method to return an int


In principle this can fail, e.g. if the index is out of range. Adjust the
driver signature to allow returning an error code.

Signed-off-by: default avatarSimon Glass <sjg@chromium.org>
Reviewed-by: default avatarTom Rini <trini@konsulko.com>
parent 723806cc
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