On Do, 2018-06-21 at 17:45 +0900, Jaejoong Kim wrote:
> The cdc-acm driver does not have a refcount of itself, but uses a
> tty_port's refcount. That is, if the refcount of tty_port is '0', we
> can clean up the cdc-acm driver by calling the .destruct()
> callback function of struct tty_port_operations.
>
> The problem is the destruct() callback function is not called if
> the probe() fails, because tty_port's refcount is not zero. So,
> add tty_port_put() when probe() fails.
>
> Signed-off-by: Jaejoong Kim <climbbb....@gmail.com>
Acked-by: Oliver Neukum <oneu...@suse.com>
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