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 <[email protected]>
---
 drivers/staging/fwserial/fwserial.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/staging/fwserial/fwserial.c 
b/drivers/staging/fwserial/fwserial.c
index c96f62e..cad9e3f 100644
--- 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);
-- 
1.8.1.2

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