On Sat, Feb 03, 2018 at 12:27:23PM +0100, Sebastian Andrzej Siewior wrote:
> This is a followup on 44117a1d1732 ("serial: core: mark port as
> initialized after successful IRQ change").
> Nikola has been using autoconfig via setserial and reported a crash
> similar to what I fixed in the earlier mentioned commit. Here I do the
> same fixup for the autoconfig. I wasn't sure that this is the right
> approach. Nikola confirmed that it fixes his crash.
>
> Fixes: b3b576461864 ("tty: serial_core: convert uart_open to use tty_port_open")
> Link: http://lkml.kernel.org/r/20180131072000.GD1853@localhost.localdomain
> Reported-by: Nikola Ciprich <nikola.ciprich@xxxxxxxxxxx>
> Tested-by: Nikola Ciprich <nikola.ciprich@xxxxxxxxxxx>
> Cc: Johan Hovold <johan@xxxxxxxxxx>
> Cc: Nikola Ciprich <nikola.ciprich@xxxxxxxxxxx>
> Cc: <stable@xxxxxxxxxxxxxxx>
> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
Acked-by: Johan Hovold <johan@xxxxxxxxxx>