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Date:   Sun, 8 Oct 2023 07:04:39 +0200
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     Janusz Krzysztofik <jmkrzyszt@gmail.com>
Cc:     Peter Ujfalusi <peter.ujfalusi@gmail.com>,
        Liam Girdwood <lgirdwood@gmail.com>,
        Mark Brown <broonie@kernel.org>,
        "Jiri Slaby (SUSE)" <jirislaby@kernel.org>,
        alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ASoC: ti: ams-delta: Fix cx81801_receive() argument types
Message-ID: <2023100811-shakable-derby-0b91@gregkh>
References: <20231007213820.376360-1-jmkrzyszt@gmail.com>
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On Sat, Oct 07, 2023 at 11:38:18PM +0200, Janusz Krzysztofik wrote:
> Since types of arguments accepted by tty_ldis_ops::receive_buf() have
> changed, the driver no longer builds.
> 
> .../linux/sound/soc/ti/ams-delta.c:403:24: error: initialization of 'void (*)(struct tty_struct *, const u8 *, const u8 *, size_t)' {aka 'void (*)(struct tty_struct *, const unsigned char *, const unsigned char *, unsigned int)'} from incompatible pointer type 'void (*)(struct tty_struct *, const u8 *, const char *, int)' {aka 'void (*)(struct tty_struct *, const unsigned char *, const char *, int)'} [-Werror=incompatible-pointer-types]
>   403 |         .receive_buf = cx81801_receive,
> 
> Fix it.
> 
> Fixes: e8161447bb0c ("tty: make tty_ldisc_ops::*buf*() hooks operate on size_t")
> Fixes: 892bc209f250 ("tty: use u8 for flags")
> Signed-off-by: Janusz Krzysztofik <jmkrzyszt@gmail.com>
> ---
>  sound/soc/ti/ams-delta.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Odd no built-bots caught this, maybe no one normally builds this file?
Anyway, I'll pick this up in my tty tree now, thanks!

greg k-h