amiserial: remove serial_state::xmit_fifo_size

It's always 1, so define a macro for it instead. Note that the check in
set_serial_info is doubled, hence remove the latter.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20210714091314.8292-4-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2021-07-14 11:13:07 +02:00 • committed by Greg Kroah-Hartman
commit 5a7c7a6bb7