On Thu 2023-03-02 21:02:01, John Ogness wrote:
> It is allowed for consoles to provide no write() callback. For
> example ttynull does this.
> 
> Check if a write() callback is available before using it.
> 
> Signed-off-by: John Ogness <john.ogn...@linutronix.de>

Reviewed-by: Petr Mladek <pmla...@suse.com>

Best Regards,
Petr


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