linux-kernel - Re: [PATCH 00/25] Change tty_port(standard)

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Date:   Wed, 12 Sep 2018 15:41:19 +0100
From:   Alan Cox <gnomes@...rguk.ukuu.org.uk>
To:     Jaejoong Kim <climbbb.kim@...il.com>
Cc:     linux-um@...ts.infradead.org, netdev@...r.kernel.org,
        linux-mmc@...r.kernel.org, linux-s390@...r.kernel.org,
        devel@...verdev.osuosl.org, greybus-dev@...ts.linaro.org,
        linuxppc-dev@...ts.ozlabs.org, linux-serial@...r.kernel.org,
        sparclinux@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-bluetooth@...r.kernel.org, linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jslaby@...e.com>
Subject: Re: [PATCH 00/25] Change tty_port(standard)_install's return type

On Tue,  4 Sep 2018 11:44:26 +0900
Jaejoong Kim <climbbb.kim@...il.com> wrote:

> Many drivers with tty use the tty_stand_install(). But, there is no
> need to handle the error, since it always returns 0.


And what happens if another change means it can fail again. It's just a
property of the current implementation that it can't. It used to fail.

This seems to be a ton of unneccessary churn that will end up just having
to be reversed again some day in the future.

Alan