TTY: crisv10, initialize tty_port

The tty_port used in the driver is left uninitialized. Add the
initialization there.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Mikael Starvik <starvik@axis.com>
Acked-by: Jesper Nilsson <jesper.nilsson@axis.com>
Cc: linux-cris-kernel@axis.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/tty/serial/crisv10.c b/drivers/tty/serial/crisv10.c
index 004ee2e..80b6b1b 100644
--- a/drivers/tty/serial/crisv10.c
+++ b/drivers/tty/serial/crisv10.c
@@ -4462,6 +4462,7 @@
 				info->enabled = 0;
 			}
 		}
+		tty_port_init(&info->port);
 		info->uses_dma_in = 0;
 		info->uses_dma_out = 0;
 		info->line = i;