TTY: move low_latency to tty_port

One point is to have less places where we actually need tty pointer.
The other is that low_latency is bound to buffer processing and
buffers are now in tty_port. So it makes sense to move low_latency to
tty_port too.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/tty/serial/mpsc.c b/drivers/tty/serial/mpsc.c
index 4bcbc66c48c4..6f2d2ceb326a 100644
--- a/drivers/tty/serial/mpsc.c
+++ b/drivers/tty/serial/mpsc.c
@@ -970,7 +970,7 @@ static int mpsc_rx_intr(struct mpsc_port_info *pi)
 #endif
                 /* Following use of tty struct directly is deprecated */
                 if (tty_buffer_request_room(port, bytes_in) < bytes_in) {
-                        if (tty->low_latency)
+                        if (port->low_latency)
                                 tty_flip_buffer_push(tty);
                         /*
                          * If this failed then we will throw away the bytes