staging/fwserial: Up the tty buffer limit to 128K

The firewire driver can overrun the tty buffers before the
line discipline can throttle the input; up the buffer limit.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/fwserial/fwserial.c b/drivers/staging/fwserial/fwserial.c
index ed7806b8b1dc2eb4c8ebdaa162e95b08e994adff..656fdcbd845af2ee36c3839fbae1a5157c34a227 100644 (file)
--- a/drivers/staging/fwserial/fwserial.c
+++ b/drivers/staging/fwserial/fwserial.c
@@ -2225,6 +2225,7 @@ static int fwserial_create(struct fw_unit *unit)
                port->index = FWTTY_INVALID_INDEX;
                port->port.ops = &fwtty_port_ops;
                port->serial = serial;
+               tty_buffer_set_limit(&port->port, 128 * 1024);
 
                spin_lock_init(&port->lock);
                INIT_DELAYED_WORK(&port->drain, fwtty_drain_tx);