8250: fix set_ldisc operation
The ldisc number now gets passed into ->set_ldisc.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index bc8ed4b..355148d 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -2404,14 +2404,9 @@
}
static void
-serial8250_set_ldisc(struct uart_port *port)
+serial8250_set_ldisc(struct uart_port *port, int new)
{
- int line = port->line;
-
- if (line >= port->state->port.tty->driver->num)
- return;
-
- if (port->state->port.tty->ldisc->ops->num == N_PPS) {
+ if (new == N_PPS) {
port->flags |= UPF_HARDPPS_CD;
serial8250_enable_ms(port);
} else
