Thanks for your patch!
> On October 30, 2018 at 7:13 AM Yoshihiro Shimoda
> wrote:
>
>
> This patch fixes an issue that the sci_remove() could not remove
> dev_attr_rx_fifo_timeout because uart_remove_one_port() set
> the port->port.type to PORT_UNKNOWN.
>
> Reported-by: Hiromitsu Yamasaki
This patch fixes an issue that the sci_remove() could not remove
dev_attr_rx_fifo_timeout because uart_remove_one_port() set
the port->port.type to PORT_UNKNOWN.
Reported-by: Hiromitsu Yamasaki
Fixes: 5d23188a473d ("serial: sh-sci: make RX FIFO parameters tunable via
sysfs")
Cc: # v4.11+